Acronym Definition Categories
A Acceptable Data Analysis and Testing
AA Atomic Absorption Analysis and Testing
AAM Algal Assay Medium Analysis and Testing
AAS Atomic Absorption Spectrophotometry Analysis and Testing
ABN Acid Base Neutral Analysis and Testing
ACL Analytical Chemistry Laboratory Analysis and Testing
AES Atomic Emission Spectrometry Analysis and Testing
AFM Atomic Force Microscope Analysis and Testing
API Atmospheric Pressure Ionization (interface-HPLC) Analysis and Testing
AR Authorized Requestor Analysis and Testing
ASV Anodic Stripping Voltammetry Analysis and Testing
ATEM Analytical Transmission Electron Microscopy Analysis and Testing
B Blank Analysis and Testing
BDL Below Detection Limit (or Detectable Level) Analysis and Testing
BET Brunauer, Emmet, & Teller (surface area absorption test) Analysis and Testing
BRL Below Reportable Limits Analysis and Testing
CC Closed Cup Analysis and Testing
CC Continuing Calibration Analysis and Testing
CCal Continuing Calibration Analysis and Testing
CCB Continuing Calibration Blank Analysis and Testing
CCC Calibration Check Compound Analysis and Testing
CCD Catalytic Combustion Detector Analysis and Testing
CCV Continuing Calibration Verification Analysis and Testing
CF Calibration Factor Analysis and Testing
Cf Confirmatory (test) Analysis and Testing
CF Correction Factor Analysis and Testing
CITAC Cooperation on International Traceability in Analytical Chemistry Analysis and Testing
CL Control Limit Analysis and Testing
CLEATS Clinical Laboratory for Evaluation & Assessment of Toxic Substances Analysis and Testing
CLEVER Clinical Laboratory for Evaluation & Validation of Epidemiological Research Analysis and Testing
CNC Condensation Nuclei Counter Analysis and Testing
COC Cleveland Open Cup Analysis and Testing
COD Chemical Oxygen Demand Analysis and Testing
CRA Contract Required (Detection Limit) for Atomic Absorption Analysis and Testing
CRDL Contract Required Detection Limit Analysis and Testing
CRI Contract Required (Detection Limit) for ICP Analysis and Testing
CRQL Contract-Required Quantitation Limit Analysis and Testing
CRR Contract Required Recovery (Range) Analysis and Testing
CSF Complete SDG File Analysis and Testing
CVAA Cold Vapor Atomic Absorption Spectroscopy Analysis and Testing
Db Dubnium Analysis and Testing
DCS Duplicate Control Sample Analysis and Testing
DCS Duplicate Control System Analysis and Testing
DELCD Dry Electrolytic Conductivity Detector Analysis and Testing
DF Dilution Factor Analysis and Testing
DI Deionized (water) Analysis and Testing
DL Detection Limit Analysis and Testing
DOAS Differential Optical Absorption Spectroscopy Analysis and Testing
DQL Data Quality Level Analysis and Testing
DQO Data Quality Objective Analysis and Testing
DRO Diesel Range Organics Analysis and Testing
DV Data Validation Analysis and Testing
E Extraction Analysis and Testing
ECD Electrical Conductivity Detector Analysis and Testing
ECD Electron Capture Detector Analysis and Testing
ED Electron Diffraction Analysis and Testing
EDAX Energy Dispersive Analysis of X-Rays Analysis and Testing
EDS Energy Dispersive Spectrometer Analysis and Testing
EDXA Energy Dispersive X-Ray Analysis Analysis and Testing
ELCD Electrolytic Conductivity Detector Analysis and Testing
EMPAT Environmental Microbiological Proficiency Analytical Testing (AIHA) Analysis and Testing
EMSL Environmental Monitoring Systems Laboratory Analysis and Testing
EMSL–LV Environmental Monitoring Systems Laboratory–Las Vegas Analysis and Testing
EP Extraction Procedure Analysis and Testing
EPT Extraction Procedure Toxicity Analysis and Testing
EPTOX Extraction Procedure for Toxicity Characteristic Analysis and Testing
FAA Flame Atomic Absorption Analysis and Testing
FAAS Flame Atomic Absorption Spectroscopy Analysis and Testing
FEA Finite Element Analysis Analysis and Testing
FS Full Scale Analysis and Testing
FSD Full Scale Deflection Analysis and Testing
FTIR Fourier Transform/Infrared Analysis and Testing
FTMS Fourier Transform Mass Spectrometry Analysis and Testing
GC Gas Chromatography Analysis and Testing
GC Group Code Analysis and Testing
GC/ECD Gas Chromatography/Electron Capture Detector Analysis and Testing
GC/HRMS Gas Chromatography/High Resolution Mass Spectrometry Analysis and Testing
GC/MS Gas Chromatography/Mass Spectrometry Analysis and Testing
GC/MSD Gas Chromatography/Mass Selective Detector Analysis and Testing
GFAA Graphite Furnace Atomic Absorption (Spectroscopy) Analysis and Testing
GFAAS Graphite Flame Atomic Absorption Spectroscopy Analysis and Testing
GFC Gel Filtration Chromatography Analysis and Testing
GLC Gas-Liquid Chromatography Analysis and Testing
GLP Good Laboratory Practice Analysis and Testing
GPC Gel Permeation Chromatography Analysis and Testing
GRO Gasoline Range Organics Analysis and Testing
GSA Grain Size Analysis Analysis and Testing
GSC Gas Solid Chromatography Analysis and Testing
GSD Grain Size Distribution Analysis and Testing
HAP Hierarchical Analytical Protocol Analysis and Testing
HDAA Hydride Generation Atomic Absorption Spectroscopy Analysis and Testing
HECD Hall Electrical Conductivity Detector Analysis and Testing
HGA Heated Graphite (Furnace) Atomizer Analysis and Testing
HGA High-Temperature Graphite Analyzer Analysis and Testing
HIC Hydrophobic Interaction Chromatography Analysis and Testing
HPLC High-Pressure (or Performance) Liquid Chromatography Analysis and Testing
HT Holding Time Analysis and Testing
IADS Inorganic Analysis Data Sheet Analysis and Testing
IC Initial Calibration Analysis and Testing
IC Ion Chromatography Analysis and Testing
IC Ionization Chamber Analysis and Testing
ICal Initial Calibration Analysis and Testing
ICAP–AES Inductively Coupled Argon Plasma–Atomic Emission Spectroscopy (or Spectrometry) Analysis and Testing
ICB Initial Calibration Blank Analysis and Testing
ICP Inductively Coupled Plasma Analysis and Testing
ICP–AES Inductively Coupled Plasma–Atomic Emission Spectroscopy (or Spectrometry) Analysis and Testing
ICS Interference Check Sample Analysis and Testing
ICV Initial Calibration Verification Analysis and Testing
IDL Instrument Detection Limit Analysis and Testing
IDMS Isotope Dilution Mass Spectroscopy Analysis and Testing
IMDL Inter-Laboratory Method Detection Limit Analysis and Testing
INDAH Individual Mix A—High Point Analysis and Testing
INDAL Individual Mix A—Low Point Analysis and Testing
INDAM Individual Mix A—Mid Point Analysis and Testing
INDBH Individual Mix B—High Point Analysis and Testing
INDBL Individual Mix B—Low Point Analysis and Testing
INDBM Individual Mix B—Mid Point Analysis and Testing
IRS Infrared Spectrometry Analysis and Testing
IS Internal Standard Analysis and Testing
ITD Ion Trap Detector Analysis and Testing
J Estimated Quantity Positive Results Analysis and Testing
LANL Los Alamos National Laboratory Analysis and Testing
LB Laboratory Blank Analysis and Testing
LC Liquid Chromatography Analysis and Testing
LC/MS Liquid Chromatography/Mass Spectrometry Analysis and Testing
LCS Laboratory Control Sample Analysis and Testing
LCSS Laboratory Control Sample Soil Analysis and Testing
LCSW Laboratory Control Sample Water Analysis and Testing
LIMS Laboratory Information Management System Analysis and Testing
LL Liquid Limit Analysis and Testing
LLNL Lawrence Livermore National Laboratory Analysis and Testing
LOD Limit of Detection Analysis and Testing
LOQ Limit of Quantitation Analysis and Testing
LSC Liquid Sample Concentration Analysis and Testing
MAP Metal Analyzer Probe Analysis and Testing
MB Method Blank Analysis and Testing
MBS Method Blank Soil Analysis and Testing
MBW Method Blank Water Analysis and Testing
MCA Multichannel Analyzer Analysis and Testing
MD Matrix Duplicate Analysis and Testing
MDHS Method for the Determination of Hazardous Substances Analysis and Testing
MDL Method Detection Limit Analysis and Testing
MIRAN Miniature Infrared Analyzer Analysis and Testing
MIT Mechanical Integrity Test Analysis and Testing
MQL Minimum Quantitation Limit Analysis and Testing
MS Mass Spectrometry Analysis and Testing
MS Matrix Spike Analysis and Testing
MSD Mass Selective Detector Analysis and Testing
MSD Matrix Spike Duplicate Analysis and Testing
MSDR Matrix Spike Duplicate Recovery Analysis and Testing
MSR Matrix Spike Recovery Analysis and Testing
NA Neutron Activation Gamma Spectroscopy Analysis and Testing
NA Not Analyzed Analysis and Testing
NC Not Confirmed Analysis and Testing
ND None, Not, or Non-Detected Analysis and Testing
NDIR Non-Dispersive Infrared (Analysis) Analysis and Testing
NF Not Found Analysis and Testing
NIRS Near Infrared Reflectance Spectroscopy Analysis and Testing
NM Not Measured Analysis and Testing
NPD Nitrogen/Phosphorus Detector Analysis and Testing
NRC No Reportable Compounds Analysis and Testing
NRL Naval Research Laboratory Analysis and Testing
NSD No Structure Detected Analysis and Testing
NSPS New Source Performance Standard Analysis and Testing
NSR New Source Review Analysis and Testing
NT Not Tested Analysis and Testing
NVLAP National Voluntary Laboratory Accreditation Program Analysis and Testing
OADS Organic Analysis Data Sheet Analysis and Testing
OAE Overall Analytical Error Analysis and Testing
ORNL Oak Ridge National Laboratory Analysis and Testing
OVA Organic Vapor Analyzer Analysis and Testing
PARCC Precision, Accuracy, Representativeness, Completeness, Comparability Analysis and Testing
PAS Photoacoustic Spectroscopy Analysis and Testing
PAT Proficiency Analytical Testing Analysis and Testing
PB Prep Blank Analysis and Testing
PBLK Pesticide Blank Analysis and Testing
PBS Prep Blank Soil Analysis and Testing
PBW Prep Blank Water Analysis and Testing
P&CAM Particulate & Chemical Analytical Method Analysis and Testing
PCM Phase Contrast Microscopy Analysis and Testing
PE Performance Evaluation (for Samples) Analysis and Testing
PEM Performance Evaluation Mix Analysis and Testing
PFLT Paint Filter Liquids Test Analysis and Testing
PIBLK Pesticide Instrument Blank Analysis and Testing
PID Photo-Ionization Detector Analysis and Testing
PLM Polarized Light Microscopy Analysis and Testing
PLOT Porous Layer Open Tubular (GC) Analysis and Testing
PQL Practical Quantitation Level (or Limit) Analysis and Testing
PS Performance Standard Analysis and Testing
R Reading Analysis and Testing
R Rejected (or Unuseable) Data Analysis and Testing
RAS Routine Analytical Services Analysis and Testing
RBl Reagent Blank Analysis and Testing
REC Recovery Analysis and Testing
RESC Resolution Check Analysis and Testing
RESC Resolution Summary Compound Analysis and Testing
RF Response Factor Analysis and Testing
RIC Reconstructed (Total) Ion Chromatogram Analysis and Testing
ROA Report of Analysis Analysis and Testing
RR Rate Retention Analysis and Testing
RRF Relative Response Factor Analysis and Testing
RRT Relative Retention Time Analysis and Testing
RT Retention Time Analysis and Testing
S Standard Analysis and Testing
S Surrogate Analysis and Testing
SA Spike Added Analysis and Testing
SAED Selected Area Electron Diffraction Analysis and Testing
SAR Specific Absorption Rate Analysis and Testing
SAS Special Analytical Services Analysis and Testing
SBLK Semivolatile Blank Analysis and Testing
SCOT Support Coated Open Tubular (Column) Analysis and Testing
SCS Single Control Sample Analysis and Testing
SEM Scanning Electron Microscopy (or Microscope) Analysis and Testing
SIBLK Semivolatile Instrument Blank Analysis and Testing
SMC Sample Monitoring Compound Analysis and Testing
SPART Single Particle Aerosol Relaxation Time Industrial Hygiene
SPCC System Performance Check Compound Analysis and Testing
SPNG Spectrograph No Good Analysis and Testing
SR Sample Result Analysis and Testing
SRL Savannah River Laboratory Analysis and Testing
SRM Standard Reference Material (NIST) Analysis and Testing
SSR Spiked Sample Result Analysis and Testing
STEM Scanning Transmission Electron Microscopy Analysis and Testing
STP Standard Test Procedure (ASTM) Analysis and Testing
SVOA Semivolatile Organic Analysis Analysis and Testing
TAT Turnaround Time Analysis and Testing
TCC Tag Closed Cup Analysis and Testing
TCD Thermal Conductivity Detector Analysis and Testing
TCLP Toxicity Characteristic Leaching Procedure Analysis and Testing
TEA Thermal Energy Analyzer Analysis and Testing
TEM Transmission Electron Microscopy Analysis and Testing
THGA Thermal High-Temperature Graphite Analyzer Analysis and Testing
TIC Tentatively Identified Compound Analysis and Testing
TID Tentative Indentification Analysis and Testing
TLC Total Liquid Chromatography Analysis and Testing
TLD Thermoluminescent Detector Analysis and Testing
TOC Tagliabue Open-Cup Analysis and Testing
TOEM Tapered Element Oscilating Microbalance Analysis and Testing
TOF–MS Total Organic Fluorometer–Mass Spectrophotometry Analysis and Testing
Tr Response Time Analysis and Testing
U Not Detected Analysis and Testing
UJ Estimated Quantity for Non-Detected Results Analysis and Testing
UL Underwriters’ Laboratories, Inc. Analysis and Testing
VBLK Volatile Blank Analysis and Testing
VIBLK Volatile Instrument Blank Analysis and Testing
VOA Volatile Organic Analysis Analysis and Testing
VOST Volatile Organic Substance Test Analysis and Testing
WPCS Water Particle Counting System Analysis and Testing
XRD X-Ray Diffraction Spectrometry Analysis and Testing
XRF X-Ray Fluorescence Analysis and Testing
A Asbestos Asbestos
AAP Asbestos Action Program Asbestos
AAR Asbestos Analyst Registry Asbestos
AAT Asbestos Analyst Testing (AIHA) Asbestos
ACBM Asbestos-Containing Building Material Asbestos
ACM Asbestos-Containing Material Asbestos
ACTS Asbestos Contractor Tracking System Asbestos
AHERA Asbestos Hazard Emergency Response Act Asbestos
AHES Asbestos Hazard Evaluation Specialist Asbestos
ASHAA Asbestos in Schools Hazard Abatement Act Asbestos
FACM Friable Asbestos-Containing Material Asbestos
FAM Friable Asbestos Material Asbestos
FIM Friable Insulation Material Asbestos
IHAAU In-House Asbestos Abatement Unit Asbestos
LEA Local Education Agency Asbestos
NAERS National Asbestos Examinations & Registrations System Asbestos
NAM Negative Air Machine Asbestos
NARS National Asbestos Registry System Asbestos
NDAAC National Directory of AHERA Accredited Courses Asbestos
O&M Operations and Maintenance Asbestos
RACM Regulated Asbestos-Containing Material Asbestos
SACM Suspect Asbestos-Containing Material Asbestos
SM Surfacing Material (ACM) Asbestos
TSI Thermal System Insulation Asbestos
VAT Vinyl Asbestos (Floor) Tile Asbestos
VCT Vinyl Composite Tile Asbestos
WA Wetting Agent Asbestos
AA Aluminum Association Associations and Societies
AAAR American Association for Aerosol Research Associations and Societies
AAAS American Association for the Advancement of Science Associations and Societies
AABC Associated Air Balance Council Associations and Societies
AACC American Association of Community Colleges Associations and Societies
AAEE American Association of Environmental Engineers Associations and Societies
AAES American Association of Engineering Societies Associations and Societies
AAI Alliance of American Insurers Associations and Societies
A2LA American Association for Laboratory Accreditation Associations and Societies
AAMA American Automobile Manufacturers Association Associations and Societies
AAOHN American Association of Occupational Health Nurses Associations and Societies
AAPCO Association of American Pesticide Control Officials Associations and Societies
AAPG American Association of Petroleum Geologists Associations and Societies
AAR American Association of Railroads Associations and Societies
AARP American Association of Retired Persons Associations and Societies
AASHTO American Association of Safety and Health Training Organizations Associations and Societies
ABC Associated Builders and Contractors Associations and Societies
ABMA American Boiler Manufacturers’ Association Associations and Societies
ABSA American Biological Safety Association Associations and Societies
ACA American Conservation Association Associations and Societies
ACCA Air Conditioning Contractors of America Associations and Societies
ACEC American Consulting Engineers Council Associations and Societies
ACGIH American Conference of Governmental Industrial Hygienists Associations and Societies
ACHA American College Health Association Associations and Societies
ACIL American Council of Independent Laboratories Associations and Societies
ACLA American Chemical Laboratory Association Associations and Societies
ACRE Alliance for a Clean Rural Environment (NACA) Associations and Societies
ACS American Cancer Society Associations and Societies
ACS American Chemical Society Associations and Societies
ADA American Dental Association Associations and Societies
ADC Air Diffusion Council Associations and Societies
ADHA American Dental Hygienists Association Associations and Societies
AEE Association of Energy Engineers Associations and Societies
AEG Association of Engineering Geologists Associations and Societies
AFPS American Forest & Paper Association Associations and Societies
AFS American Foundrymen’s Society Associations and Societies
AGA American Gas Association Associations and Societies
AGC Associated General Contractors Associations and Societies
AGMA American Gear Manufacturers Association Associations and Societies
AGMA American Groundwater Management Association Associations and Societies
AGWSE Association of Ground Water Scientists and Engineers Associations and Societies
AHA American Heart Association Associations and Societies
AHA American Hospital Association Associations and Societies
AHCPR Agency for Health Care Policy & Research Associations and Societies
AHMA American Hotel & Motel Association Associations and Societies
AIA American Insurance Association Associations and Societies
AIA Analytical Instrument Association Associations and Societies
AIH Applied Industrial Hygiene Associations and Societies
AIHA American Industrial Hygiene Association Associations and Societies
AIHAJ American Industrial Hygiene Association Journal Associations and Societies
AIHC American Industrial Health Council Associations and Societies
AIHCE American Industrial Hygiene Conference & Exposition Associations and Societies
ALA American Library Association Associations and Societies
ALA American Lung Association Associations and Societies
ALAM American Lung Association of Maine Associations and Societies
ALAPCO Association of Local Air Pollution Control Officials Associations and Societies
ALEC American Labor Education Center Associations and Societies
AMA American Medical Association Associations and Societies
AMCA Air Movement & Control Association Associations and Societies
AMCA Air Moving & Conditioning Association (former name of AMCA, above) Associations and Societies
AMCA American Mechanical Contractors Association Associations and Societies
ANA American Nurses Association Associations and Societies
AOAC Association of Official Analytical Chemists Associations and Societies
AOEC Association of Occupational & Environmental Clinics Associations and Societies
AOEH Applied Occupational and Environmental Hygiene Associations and Societies
AOHC American Occupational Health Conference Associations and Societies
AOMA American Occupational Medical Association Associations and Societies
AOT Agency of Transportation Associations and Societies
APA American Psychological Association Associations and Societies
APCA Air Pollution Control Association Associations and Societies
APFA Association of Professional Flight Attendants Associations and Societies
APHA American Petroleum Handlers Association Associations and Societies
APHA American Public Health Association Associations and Societies
APIC Association of Professionals in Infection Control & Epidemiology Associations and Societies
APPA American Petroleum Products Association Associations and Societies
APT Associated Pharmacists & Toxicologists Associations and Societies
ASA Acoustical Society of America Associations and Societies
ASACOS Acoustical Society of America’s Committee on Standards Associations and Societies
ASAE American Society for Automotive Engineers Associations and Societies
ASCC American Society of Concrete Construction Associations and Societies
ASCE American Society of Civil Engineers Associations and Societies
ASCLS American Society for Clinical Laboratory Science Associations and Societies
ASD American Society of Dowsers Associations and Societies
ASDWA Association of State Drinking Water Administrators Associations and Societies
ASEE American Society for Engineering Education Associations and Societies
ASH Action on Smoking and Health Associations and Societies
ASHA American Social Health Association Associations and Societies
ASHA American Speech-Language-Hearing Association Associations and Societies
ASHES American Society for Healthcare Environmental Services Associations and Societies
ASHI American Society of Home Inspectors Associations and Societies
ASHRAE American Society of Heating, Refrigerating & Air-Conditioning Engineers Associations and Societies
ASM American Society of Microbiology Associations and Societies
ASME American Society of Mechanical Engineers Associations and Societies
ASMT American Society for Medical Technology Associations and Societies
ASQC American Society for Quality Control Associations and Societies
ASSE American Society of Safety Engineers Associations and Societies
ASSEF American Society of Safety Engineers Foundation Associations and Societies
ASSHTO American Society of Safety & Health Training Organizations Associations and Societies
ASTD American Society for Training & Development Associations and Societies
ASTM American Society for Testing & Materials Associations and Societies
ATDA American Train Dispatchers Association Associations and Societies
ATPM American Teachers of Preventative Medicine Associations and Societies
AWMA Air and Waste Management Association Associations and Societies
AWS American Welding Society Associations and Societies
AWWA American Water Works Association Associations and Societies
AWWARF American Water Works Association Research Foundation Associations and Societies
BMDA Bath Marine Draftsmen’s Association Associations and Societies
BOMA Building Owners & Managers Association Associations and Societies
BSAA Biological Safety Association of America Associations and Societies
BSR Businesses for Social Responsibility Associations and Societies
CACOSH Construction Advisory Committee for Occupational Safety & Health Associations and Societies
CCMS Committee on the Challenges of Modern Society Associations and Societies
CERES Coalition for Environmentally Responsible Economies Associations and Societies
CGA Compressed Gas Association Associations and Societies
CIMA Construction Industry Manufacturers’ Association Associations and Societies
CIPAC Collaborative International Pesticides Analytical Council Associations and Societies
CKRC Cement Kiln Recycling Coalition Associations and Societies
CMA Chemical Manufacturers’ Association Associations and Societies
COPA Council on Post Secondary Accreditation Associations and Societies
COSH Committees on Safety & Health Associations and Societies
CPDA Chemical Producers and Distributors Association Associations and Societies
CPMA Color Pigments Manufacturers Association Associations and Societies
CPO Component Professional Organization Associations and Societies
CRIM Council on Regulatory and Information Management Associations and Societies
CSA Campus Safety Association Associations and Societies
CSA Construction Safety Association Associations and Societies
CSAA Crane Safety Association of America Associations and Societies
CSE Citizens for a Sound Economy Associations and Societies
CSMA Chemical Specialties Manufacturers Association Associations and Societies
CWA Chemical Workers Association Associations and Societies
CWTC Chemical Waste Transportation Council Associations and Societies
DSMS Demand-Side Management Society Associations and Societies
EAA Environmental Assessor’s Association Associations and Societies
EBC Environmental Business Council Associations and Societies
EIA Electronics Industries Association Associations and Societies
EIA Environmental Industry Association Associations and Societies
EIA Environmental Information Association Associations and Societies
EMA Environmental Media Association Associations and Societies
EPMA Educational Plant Maintenance Association Associations and Societies
FACOSH Federal Advisory Council on Occupational Safety & Health Associations and Societies
FNHP Federation of Nurses & Health Professionals Associations and Societies
GRCDA Governmental Refuse Collection & Disposal Association Associations and Societies
HIMA Health Industry & Manufacturers Association Associations and Societies
HPS Health Physics Society Associations and Societies
HWAC Hazardous Waste Action Coalition Associations and Societies
HWMA Hazardous Waste Management Association Associations and Societies
IAAR Independent Association of Accredited Registrars Associations and Societies
IACET International Association for Continuing Education & Training Associations and Societies
IAETL International Association of Environmental Testing Laboratories Associations and Societies
IAFD International Association of Foundation Drilling Associations and Societies
IEA Industrial Environmental Association Associations and Societies
IFAI Industrial Fabrics Association International Associations and Societies
IFMA International Facility Management Association Associations and Societies
IMA International Mineralogical Association Associations and Societies
IOHA International Occupational Hygiene Association Associations and Societies
ISA Instrument Society of America Associations and Societies
ISC Intersociety Committee on Methods for Air Sampling & Analysis Associations and Societies
ISEA Industrial Safety Equipment Association Associations and Societies
ISRM International Society for Rock Mechanics Associations and Societies
ISRP International Society for Respiratory Protection Associations and Societies
ISRTP International Society of Regulatory Toxicology & Pharmacology Associations and Societies
ISSS International Society of Soil Scientists Associations and Societies
ITA Industrial Truck Association Associations and Societies
IWSA Integrated Waste Services Association Associations and Societies
LPA Labor Policy Association Associations and Societies
LPA Laboratory Products Association Associations and Societies
MAA Military Audiology Association Associations and Societies
MADD Mothers Against Drunk Driving Associations and Societies
MALT Maine Association of Lead Trainers Associations and Societies
MAOHN Maine Association of Occupational Health Nurses Associations and Societies
MAOMA Maine Apartment Owners & Managers Association Associations and Societies
MAP Maine Association of Police Associations and Societies
MBMA Metal Building Manufacturers Association Associations and Societies
MBOIA Maine Building Officials and Inspectors Association Associations and Societies
MCAA Mechanical Contractors Association of America Associations and Societies
MMA Maine Municipal Association Associations and Societies
MMPA Magnetic Materials Producers Association Associations and Societies
MMTA Maine Motor Transport Association Associations and Societies
MPDA Maine Professional Drivers Association Associations and Societies
MRWA Maine Rural Water Association Associations and Societies
MSCLS Maine Society for Clinical Laboratory Science Associations and Societies
MSNA Maine State Nurses Association Associations and Societies
MSTA Maine State Troopers Association Associations and Societies
MTA Maine Teachers Association Associations and Societies
MTCMA Maine Town & City Managers Association Associations and Societies
NAAP Northern Association of Asbestos Professionals Associations and Societies
NAC National Association of Counties Associations and Societies
NACA National Agricultural Chemicals Association Associations and Societies
NACD National Association of Chemical Distributors Associations and Societies
NACE National Association of Corrosion Engineers Associations and Societies
NACR National Association of Chemical Recyclers Associations and Societies
NADC National Association of Demolition Contractors Associations and Societies
NADCA National Air Duct Cleaners Association Associations and Societies
NAEMT National Association of Emergency Medical Technicians Associations and Societies
NAEP National Association of Environmental Professionals Associations and Societies
NAFED National Association of Fire Equipment Distributors Associations and Societies
NAII National Association of Independent Insurers Associations and Societies
NAIMA North American Insulation Manufacturers Association Associations and Societies
NALC National Association of Letter Carriers Associations and Societies
NALMCO interNational Association of Lighting Management Companies Associations and Societies
NAM National Association of Manufacturers Associations and Societies
NAPEC National Association of Professional Environmental Communicators Associations and Societies
NAPS National Association of Postal Supervisors Associations and Societies
NARC National Association of Regional Councils Associations and Societies
NASHP National Association of Safety & Health Professionals Associations and Societies
NASPO National Association of State Purchasing Officials Associations and Societies
NATA National Association of Testing Authorities Associations and Societies
NATaT National Association of Towns and Townships Associations and Societies
NAWIW National Alliance of Women in Waste Associations and Societies
NCA National Coal Asociation Associations and Societies
NCA National Constructors Association Associations and Societies
NEAIHA North East American Industrial Hygiene Association Associations and Societies
NEASC New England Association of Schools & Colleges Associations and Societies
NEESA National Environmental Education Standards Association Associations and Societies
NEHA National Environmental Health Association Associations and Societies
NEMA National Electrical Manufacturers Association Associations and Societies
NEMA National Environmental Management Association Associations and Societies
NEPA Northern Environmental Professional Association Associations and Societies
NETA National Environmental Training Association Associations and Societies
NEWMOA Northeast Waste Management Officials Association Associations and Societies
NFPA National Fire Protection Association Associations and Societies
NGA Natural Gas Association Associations and Societies
NGFA National Grain & Feed Association Associations and Societies
NHCA National Hearing Conservation Association Associations and Societies
NLN National League for Nursing Associations and Societies
NLPA National Leak Protection Association Associations and Societies
NMA National Management Association Associations and Societies
NMA National Mining Association Associations and Societies
NOSA National Occupational Safety Association Associations and Societies
NOSHEA National Occupational Safety & Health Education Association Associations and Societies
NPCA National Paint and Coatings Association Associations and Societies
NPCA National Pest Control Association Associations and Societies
NPRA National Petroleum Refiners Association Associations and Societies
NRCA National Roofing Contractors Association Associations and Societies
NSEC National Society of Environmental Consultants Associations and Societies
NSPB National Society to Prevent Blindness Associations and Societies
NSPE National Society of Professional Engineers Associations and Societies
NSSE National Society for the Study of Education Associations and Societies
NSTA National Safe Transit Association Associations and Societies
NSWMA National Solid Wastes Management Association Associations and Societies
NUCEA National University Continuing Education Association Associations and Societies
NWWA National Water Well Association Associations and Societies
OIA Oil Industry Association Associations and Societies
PCA Portland Cement Association Associations and Societies
PRC Professional Registrations Committee (NAC) Associations and Societies
RIMS Risk and Insurance Management Society Associations and Societies
RMA Rubber Manufacturers Association Associations and Societies
RMAEP Rocky Mountain Association of Environmental Professionals Associations and Societies
SADD Students Against Drunk Driving Associations and Societies
SAE Society of Automotive Engineers Associations and Societies
SC&RA Specialized Carriers & Rigging Association Associations and Societies
SEDA Safety Equipment Distributors Association Associations and Societies
SEG Society of Exploration Geophysicists Associations and Societies
SFPE Society of Fire Protection Engineers Associations and Societies
SHEA Society for Healthcare Epidemiology of America Associations and Societies
SIA Scaffold Industry Association Associations and Societies
SIA Semiconductor Industry Association Associations and Societies
SMACNA Sheet Metal and Air Conditioning Contractors National Association Associations and Societies
SOEH Society for Occupational and Environmental Health Associations and Societies
SOT Society of Toxicology Associations and Societies
SPI Society of Plastic Industries Associations and Societies
SPRA Southwest Public Recycling Association Associations and Societies
SWANA Solid Waste Association of North America Associations and Societies
TEBA The Environmental Business Association Associations and Societies
TMSA Technical Marketing Society of America Associations and Societies
VPPPA Voluntary Protection Program Participants’ Association Associations and Societies
WASTEC Waste Equipment Technical Association Associations and Societies
WETA Waste Equipment Technology Association Associations and Societies
WFCA Western Fire Chiefs Association Associations and Societies
AML ARC Macro Language Business
AP Associated Press Business
AQL Acceptable Quality Level Business
ASAP As Soon As Possible Business
ASCII American Standard Code for Information Interchange Business
AVP Associate Vice President Business
BBS Bulletin Board Service Business
BBS Bulletin Board System Business
BFOQ Bona Fide Occupational Qualification (ADA) Business
B&I Business & Industry Business
BMP Best Management Practice Business
BOA Basic Ordering Agreement Business
BOD Board of Directors Business
BPS Bauds per Second Business
c copyright Business
CBI Confidential Business Information Business
CCD Counter Current Distribution Business
CD Committee Draft Business
CD-ROM Compact Disc-Read Only Memory Business
CEL Consultants Environmental Liability (Insurance) Business
CEO Chief Executive Officer Business
CFO Chief Financial Officer Business
CGL Commercial General Liability Business
CGL Comprehensive General Liability Business
CI Continuous Improvement Business
CIC Consumer Information Catalog Business
COLA Cost-of-Living Adjustment Business
COO Chief Operating Officer Business
CPI Computer/Printer Interface Business
CPI Consumer Price Index Business
CPI Continuous Process Improvement Business
CPL Contractors Pollution Liability Business
CPM Critical Path Method Business
CPO Computer Print Out Business
CPP Cost per Pound Business
CPU Central Processing Unit Business
CQA Continuous Quality Assurance Business
CQI Continuous Quality Improvement Business
CRADA Cooperative Research and Development Agreement Business
CRDA Cooperative Research & Development Agreement Business
CV Curriculum Vitae Business
dB database Business
dba doing business as Business
DBMS Database Management System Business
DD Double Density Business
DDE Dynamic Data Exchange Business
DOB Date of Birth Business
DOH Date of Hire Business
DOS Disc Operating System Business
DPT Dollars per Ton Business
DR Disaster Recovery Business
DRAM Dynamic Random Access Memory Business
E&O Errors & Omissions Business
E&S Excess & Surplus (Lines or Brokers) Business
EAP Employee Assistance Program Business
EAPS Environmental Aspects in Products Standards Business
EBB Electronic Bulletin Board Business
EIL Environmental Impairment Liability Business
EIN Employer Identification Number Business
EL Environmental Labeling Business
EMAR Eco-Management and Audit Regulation (EU) Business
EMAS Eco-Management and Auditing Scheme (EU) Business
EMS Environmental Management System Business
EPE Environmental Performance Evaluation Business
EPI Environmental Performance Indicator Business
EPL Engineers’ Pollution Liability Business
ERIC Environmental Risk Insurance Company Business
EVP Executive Vice President Business
FLS Front Line Supervisor Business
FM Factory Mutual Industry/Technology
FMI For More Information Business
FT Full-Time Business
FY Fiscal Year Business
FYI For Your Information Business
G&A General and Administrative Business
GB Gigabyte Business
GIC Guaranteed Investment Contract Business
GIGO Garbage In, Garbage Out Business
GIS Geographic Information Systems Business
HBR Harvard Business Review Business
HD High Density Business
HMBP Hazardous Material Business Plan Business
HPW High Performance Work Business
HQ Headquarters Business
HR Human Resources Business
HRD Human Resource Development Business
HRM Human Resource Management Business
HSO Health and Safety Officer Business
ID Identification Business
IFB Invitation for Bids Business
IIA Independent Insurance Agent Business
IME Independent Medical Examiner Business
IRM Information Resources Management Business
ISA Industry Standard Architecture Business
ISBN International System of Book Numbering Business
ISI Information Systems Inventory Business
ISSN International System of Subscription Numbering Business
JPA Job Performance Aid Business
KISS Keep It Simple Stupid Business
LAN Local Area Networking Business
LCM Loss Control Management Business
LD Liquidated Damage Business
LEI Leading Economic Indicator Business
MB Megabyte Business
MH Man Hour Business
MIS Management Information System Business
M/M Mister and Misses Business
MOC Management of Change Business
MRA Mutual Recognition Agreement Business
MRO Medical Review Officer Business
MS Mail Stop Business
MTD Month-to-Date Business
N/A Not Applicable (or Available) Business
NFR Not For Resale Business
NLT Not Later Than Business
NR Not Required Business
NS Non-Specific Business
NTE Not to Exceed Business
OCIP Owner-Controlled Insurance Program Business
OCR Optical Character Recognition Business
OEM Original Equipment Manufacturer Business
O/O Owner/Operator Business
OP Operating Procedure Business
PC Personal Computer Business
pc Photocopy Business
p/c Please Copy Business
PCI Peripheral Component Interconnect Business
PDQ Pretty Damn Quick Business
PIC Principle-In-Charge Business
P/N Part Number Business
PO Purchase Order Business
POS Point of Sale Business
PPO Preferred Provider Organization Business
4Ps Price, Place, Product, Promotion Business
PR Public Relations Business
P&S Purchase & Sale Business
PS Post Script Business
PSA Public Service Announcement Business
PSI Paper Stock Index (ISR2) Business
PT Part-Time Business
P/U Pick Up Business
QAC Quality Assurance Coordinator Business
QAMS Quality Assurance Management Staff Business
QAO Quality Assurance Officer Business
QA/QC Quality Assurance/Quality Control Business
QAT Quality Action Team Business
QF Quality Factor Business
R Registered Business
RAM Random Access Memory Business
RC Restructure Committee Business
R&D Research & Design Business
R&D Research & Development Business
RE Regarding Business
REIT Real Estate Investment Trust Business
RETA Real Estate Transaction Assessment Business
RFP Request for Proposals Business
RMPP Risk Management Prevention Plan Business
ROI Return On Investment Business
RPAR Rebuttal Presumption Against Registration Business
RPM Responsible Project Manager Business
RT Related Term Business
RVP Region(al) Vice President Business
SBU Separate Business Unit Business
SBU Small Business Unit Business
SC Subcommittee Business
SCSI Small Computer System Interface Business
SM Service Mark Business
SME Small and Medium-Sized Enterprises Business
S/N Serial Number Business
SN Scope Note Business
SOP Standard Operating Procedure Business
SOW Statement of Work Business
SSN Social Security Number Business
ST SubTag Group Business
STORET Storage & Retrieval Business
SWG Sub Working Group Business
SWOT Strengths, Weaknesses, Opportunities, Threats Business
TAG Technical Advisory Group Business
T&C Terms & Conditions Business
TC Technical Committee Business
TDD Telecommunication Device for the Deaf Business
TG Task Group Business
TGIF Thank God It’s Friday Business
TM Trademark Business
TOR Technique of Operations Review Business
TPA Third Party Administrator Business
TQEM Total Quality Environmental Management Business
TQM Total Quality Management Business
TS Task Specific Business
TTY Teletype Business
UMIX User Management Interface Exchange Business
UPI United Press International Business
URL Uniform Resource Location Business
VDT Video Display Terminal Business
VDU Video Display User Business
VIP Very Important Person Business
VLB VESA Local Bus Business
VP Vice President Business
WBS Work Breakdown Structure Business
WD Working Draft Business
WG Working Group Business
WP Word Processing (or Processor) Business
WP Work Plan Business
WWW World Wide Web Business
XMT Transmitting Business
YTD Year-to-Date Business
ZBB Zero-Based Budgeting Business
AAI Accredited Advisor in Insurance Certifications, Licenses, and Boards
AAM Associate in Automation Management Certifications, Licenses, and Boards
ABET Accreditation Board for Engineering & Technology Certifications, Licenses, and Boards
ABHP American Board of Health Professionals Certifications, Licenses, and Boards
ABIH American Board of Industrial Hygiene Certifications, Licenses, and Boards
ABOHN American Board of Occupational Health Nurses Certifications, Licenses, and Boards
ABT American Board of Toxicology Certifications, Licenses, and Boards
AEP Associate Environmental Professional Certifications, Licenses, and Boards
AET Associate Environmental Trainer (NETA) Certifications, Licenses, and Boards
AFSB Associate in Fidelity & Surety Bonding Certifications, Licenses, and Boards
AIAF Associate in Insurance Accounting & Finance Certifications, Licenses, and Boards
AIC Associate in Claims Certifications, Licenses, and Boards
AIM Associate in Management Certifications, Licenses, and Boards
AIS Associate in Insurance Services Certifications, Licenses, and Boards
ALCM Associate in Loss Control Management (IIA) Certifications, Licenses, and Boards
AMIM Associate in Marine Insurance Management Certifications, Licenses, and Boards
APA Associate in Premium Auditing Certifications, Licenses, and Boards
ARe Associate in Reinsurance Certifications, Licenses, and Boards
ARM Associate of Risk Management Certifications, Licenses, and Boards
ARP Associate in Research & Planning Certifications, Licenses, and Boards
ASP Associate Safety Professional (BCSP) Certifications, Licenses, and Boards
AU Associate in Underwriting Certifications, Licenses, and Boards
BCSP Board Certified Safety Professional (ASSE) Certifications, Licenses, and Boards
BCSP Board of Certified Safety Professionals Certifications, Licenses, and Boards
BOE Board of Examiners Certifications, Licenses, and Boards
BOH Board of Health Certifications, Licenses, and Boards
CAI Certified Asbestos Inspector Certifications, Licenses, and Boards
CAOHC Council for Accreditation in Occupational Hearing Conservation Certifications, Licenses, and Boards
CCE Certified Chemical Engineer Certifications, Licenses, and Boards
CCM Certified Consulting Meteorologist Certifications, Licenses, and Boards
CCO National Commission for the Certification of Crane Operators Certifications, Licenses, and Boards
CCPT Certified Cardiopulmonary Therapist Certifications, Licenses, and Boards
CCS Certified Construction Specialist Certifications, Licenses, and Boards
CEA Certified Environmental Auditor Certifications, Licenses, and Boards
CECM Certified Environmental Compliance Manager (UES) Certifications, Licenses, and Boards
CEG Certifed Engineering Geologist Certifications, Licenses, and Boards
CEI Certified Environmental Inspector Certifications, Licenses, and Boards
CELP Certified Environmental Law Professional Certifications, Licenses, and Boards
CEP Certified Environmental Professional Certifications, Licenses, and Boards
CES Certified Environmental Specialist Certifications, Licenses, and Boards
CET Certified Environmental Trainer (NETA) Certifications, Licenses, and Boards
CG Certified Geologist Certifications, Licenses, and Boards
CGWP Certified Ground Water Professional Certifications, Licenses, and Boards
CHCM Certified Hazardous Chemical Manager Certifications, Licenses, and Boards
CHMM Certified Hazardous Materials Manager (IHMM) Certifications, Licenses, and Boards
CHP Certified Health Physicist Certifications, Licenses, and Boards
CHST Construction Health & Safety Technician (ABIH-BCSP) Certifications, Licenses, and Boards
CHWS Certified Hazardous Waste Specialist Certifications, Licenses, and Boards
CIAQP Certified Indoor Air Quality Professional Certifications, Licenses, and Boards
CIH Certified Industrial Hygienist (ABIH) Certifications, Licenses, and Boards
CIHT Certified Industrial Hygiene Technologist (ABIH) Certifications, Licenses, and Boards
CLA Certifed Lead Auditor Certifications, Licenses, and Boards
CLP Certified Logging Professional Certifications, Licenses, and Boards
CM Certification Maintenance (ABIH) Certifications, Licenses, and Boards
CNA Certified Nurse’s Aide Certifications, Licenses, and Boards
COC Continuance of Certification (BCSP) Certifications, Licenses, and Boards
COHN Certified Occupational Health Nurse Certifications, Licenses, and Boards
COHST Certifid Occupational Health and Safety Technologist (ABIH-BCSP) Certifications, Licenses, and Boards
CPA Certified Public Accountant Certifications, Licenses, and Boards
CPC Certified Professional Chemist Certifications, Licenses, and Boards
CPCU Chartered Property Casualty Underwriter Certifications, Licenses, and Boards
CPE Certified Professional Ergonomist Certifications, Licenses, and Boards
CPG Certified Professional Geologist Certifications, Licenses, and Boards
CPIW/M Certified Professional Insurance Woman/Man Certifications, Licenses, and Boards
CPSP Certified Public Safety Professional Certifications, Licenses, and Boards
CRSP Certified Registered Safety Professional Certifications, Licenses, and Boards
CRTT Certified Respiratory Therapist Technician Certifications, Licenses, and Boards
CSE Certified Safety Executive Certifications, Licenses, and Boards
CSP Certified Safety Professional (BCSP) Certifications, Licenses, and Boards
CSS Certified Safety Specialist Certifications, Licenses, and Boards
CSSP Certified Safety & Security Professional Certifications, Licenses, and Boards
CTS Certified Transportation Specialist Certifications, Licenses, and Boards
DABT Diplomate of the American Board of Toxicology Certifications, Licenses, and Boards
EAC Environmental Assessment Consultant Certifications, Licenses, and Boards
EHT Environmental Health Technician Certifications, Licenses, and Boards
EIT Engineer in Training Certifications, Licenses, and Boards
ESC Environmental Screening Consultant Certifications, Licenses, and Boards
ET Environmental Technician Certifications, Licenses, and Boards
GE Geotechnical Engineer Certifications, Licenses, and Boards
IHIT Industrial Hygienist in Training (ABIH) Certifications, Licenses, and Boards
LAT Landscape Architect in Training Certifications, Licenses, and Boards
LIH Licensed Industrial Hygienist Certifications, Licenses, and Boards
LPN Licensed Practical Nurse Certifications, Licenses, and Boards
LS Land Surveyor Certifications, Licenses, and Boards
MCTCB Maine Concrete Testing Certification Board Certifications, Licenses, and Boards
NREP National Registry of Environmental Professionals Certifications, Licenses, and Boards
OHC Occupational Hearing Conservationist Certifications, Licenses, and Boards
OHST Occupational Health and Safety Technologist Certifications, Licenses, and Boards
PAC Physician’s Assistant Certified Certifications, Licenses, and Boards
PE Professional Engineer Certifications, Licenses, and Boards
PEA Professional Environmental Auditor Certifications, Licenses, and Boards
PG Professional Geologist Certifications, Licenses, and Boards
PH Professional Hydrologist Certifications, Licenses, and Boards
PHg Professional Hydrogeologist Certifications, Licenses, and Boards
PHM Professional Hazards Manager Certifications, Licenses, and Boards
RA Registered Architect Certifications, Licenses, and Boards
RAB Registrar Accreditation Board Certifications, Licenses, and Boards
RD Registered Dietician Certifications, Licenses, and Boards
RE Registered Engineer Certifications, Licenses, and Boards
REA Registered Environmental Assessor Certifications, Licenses, and Boards
REHS Registered Environmental Health Specialist Certifications, Licenses, and Boards
REI Registered Environmental Investigator Certifications, Licenses, and Boards
RELT Registered Environmental Laboratory Technologist Certifications, Licenses, and Boards
REM Registered Environmental Manager Certifications, Licenses, and Boards
REP Registered Environmental Professional Certifications, Licenses, and Boards
REPA Registered Environmental Property Assessor Certifications, Licenses, and Boards
RG Registered Geologist Certifications, Licenses, and Boards
RGp Registered Geophysicist Certifications, Licenses, and Boards
RHSP Registered Hazardous Substance Professional (NEHA) Certifications, Licenses, and Boards
RLA Registered Landscape Architect Certifications, Licenses, and Boards
RLS Registered Land Surveyor Certifications, Licenses, and Boards
RN Registered Nurse Certifications, Licenses, and Boards
ROH Registered Occupational Hygienist Certifications, Licenses, and Boards
R-PFT Registered Pulmonary Function Tester Certifications, Licenses, and Boards
RRT Registered Respiratory Therapist Certifications, Licenses, and Boards
RS Registered Sanitarian Certifications, Licenses, and Boards
SE Structural Engineer Certifications, Licenses, and Boards
SIT Surveyor in Training Certifications, Licenses, and Boards
STS Safety Trained Supervisor Certifications, Licenses, and Boards
WSI Water Safety Instructor (ARC) Certifications, Licenses, and Boards
WSIT Water Safety Instructor Trainer (ARC) Certifications, Licenses, and Boards
A Acetone Chemicals
ABS Acrylonitrile–Butadiene–Styrene Chemicals
ACN Acetonitrile Chemicals
AGE Allyl Glycidyl Ether Chemicals
AMS Alpha-Methyl Styrene Chemicals
AN Acrylonitrile Chemicals
ANT Acenaphthene Chemicals
ANTU Alpha-Naphthyl Thiourea Chemicals
APDC Ammonium Pyrrolidine Dithiocarbamate Chemicals
AR Aroclor Chemicals
B Benzene Chemicals
BaP Benzo(a)pyrene Chemicals
BBU Bis n-butyl urea Chemicals
BCM Bromochloromethane Chemicals
BCME Bis-Chloromethyl Ether Chemicals
BD 1,3-Butadiene Chemicals
BEC Bisethyl Carbamate Chemicals
BEHP Bis(2-Ethylhexyl)phthalate Chemicals
BFB Bromofluorobenzene Chemicals
BGE (n-) Butyl Glycidyl Ether Chemicals
BHC Benzene Hexachloride Chemicals
BPHA Benzoylphenylhdroxylamine Chemicals
BPL Beta-Propiolactone Chemicals
BSO Benzene Soluble Organic Chemicals
C Chloroform Chemicals
CBM Chlorobromomethane Chemicals
CBZ Chlorobenzene-d5 Chemicals
CCA Chromated Copper Arsenate Chemicals
CDD Chlorinated Dibenzo-p-dioxin Chemicals
CDF Chlorinated Dibenzufurane Chemicals
CFC Chlorofluorocarbon Chemicals
CFM Chlorofluoromethane Chemicals
CHG Chlorhexidine Gluconate Chemicals
CMC Carboxymethyl Cellulose Chemicals
CMME Chloromethylmethylether Chemicals
CN Cyanide Chemicals
CO Carbon Monoxide Chemicals
2CP 2-Chlorophenol-d4 Chemicals
CPE Chlorinated Polyethylene Chemicals
CPVC Chlorinated Polyvinyl Chloride Chemicals
CRY Chrysene-d12 Chemicals
DAB Dimethyl Amino Azobenzene Chemicals
DBC Dibutylchlorendate Chemicals
DBCP Dibromochloropropane Chemicals
DBE Dibromoethylene Chemicals
DBP Dibutyl Phthalate Chemicals
DCB Decachlorobiphenyl Chemicals
DCB 1,2,4-Dichlorobenzene-d4 Chemicals
DCE 1,1-Dichloroethane Chemicals
DCF Dichlorofluoranthene Chemicals
DDC Diethyldithiocarbamate (Ammonium) Chemicals
DDD Dichlorodiphenyldichloroethane Chemicals
DDE Dichlorodiphenylethane Chemicals
DDT Dichlorodiphenyltrichloroethane Chemicals
DDTC Diethyl Dithiocarbamate Chemicals
DEET Dimethylmetatoluamide Chemicals
DEHP Di-2-ethyl-hexyl Phthalate Chemicals
DEO Diethyloctylphthalate Chemicals
DEP Diethylphthalate Chemicals
DES Diethylstilbestrol Chemicals
DFB Difluorobenzene Chemicals
DFTPP Decafluorotriphenylphosphine Chemicals
DGE Diglycidyl Ether Chemicals
DMAC Dimethyl Acetamide Chemicals
DMAPN Dimethylaminopropionitrile Chemicals
DMF Dimethyl Formamide Chemicals
DMN(A) Dimethyl Nitrosamine Chemicals
DMP Dimethyl Phthalate Chemicals
DNOC Dinitro-o-Cresol Chemicals
DNPH 2,4-Dinitrophenylhydrazine Chemicals
DNT Dinitrotoluene Chemicals
DON Deoxynivalenol Chemicals
DOP Di(-sec-)octyl Phthalate Chemicals
DVB Divinyl Benzene Chemicals
DVDP Dichlorovinyl Dimethyl Phosphate Chemicals
EBDC Ethylene Bisdithiocarbamate Chemicals
EDB Ethylene Dibromide Chemicals
EDC Ethylene Dichloride Chemicals
EDTA Ethylenediamine Tetraacetic Acid Chemicals
2-EE 2-Ethoxyethanol Chemicals
2-EEA 2-Ethoxyethanol Acetate Chemicals
EGDN Ethylene Glycol Dinitrate Chemicals
EPDM Ethylene Propene Diene Monomer Chemicals
EPI Epichlorohydrin Chemicals
EtBr Ethidium Bromide Chemicals
ETFE Ethylene Trifluoroethane Chemicals
EtO Ethylene Oxide Chemicals
FBP 2-Fluorobiphenyl Chemicals
FC Fluorocarbon Chemicals
2FP 2-Fluorophenol Chemicals
HAH Halogenated Aromatic Hydrocarbons Chemicals
HC Hydrocarbon Chemicals
HCCPD Hexachlorocyclopentadiene Chemicals
HCFC Hydrochlorofluorocarbon Chemicals
HDI Hexamethylene Diisocyanate Chemicals
HDIU Hexamethylenediamine Chemicals
HDPE High Density Polyethylene Chemicals
HEAA Hydroxyethoxyacetic Acid Chemicals
HEX-BCH Hexachloronorbornadiene Chemicals
HF Hydrogen Fluoride Chemicals
HF-A (An)Hydrofluoric Acid Chemicals
HFAA Heptafluorobutyric Acid Anhydride Chemicals
HFC Hydrofluorocarbon Chemicals
HFE Hydrofluoroether Chemicals
HMDI Bis(4-isocyanotocyclohexy)Methane Chemicals
HOC Halogenated Organic Compound Chemicals
IAA Isoamyl Acetate Chemicals
IBA Isobutyl Alcohol Chemicals
IC Inorganic Carbon Chemicals
IGA Isopropylglycidyl Alcohol Chemicals
IGE Isopropyl Glycidyl Ether Chemicals
IOC Inorganic Chemical Chemicals
IPA Isopropyl Alcohol Chemicals
IPDI Isophorone Diisocyanate Chemicals
IVOC Indoor Volatile Organic Compound Chemicals
KI Potassium Iodide Chemicals
LDPE Low Density Polyethylene Chemicals
LOX Liquid Oxygen Chemicals
LP Liquified Petroleum Chemicals
LPG Liquified Petroleum Gas Chemicals
M Methanol Chemicals
MA (Mono)Methyl Anilene Chemicals
MAA Methoxy Acetic Acid Chemicals
MAPP Methyl Acetylene Propadiene (Mixture) Chemicals
MBK Methyl Butyl Ketone Chemicals
MC Methylene Chloride Chemicals
MCB Monochlorobenzene Chemicals
MCF Methyl Chloroform Chemicals
MDA 4,4’-Methylenedianiline Chemicals
MDI 4,4’-Methylene Di(orBi)sphenyl (di)Isocyanate Chemicals
2-ME 2-Methoxyethanol Chemicals
MEA Malt Extract Agar Chemicals
2-MEA 2-Methoxyethanol Acetate Chemicals
MEC Methylethyl Cyanide Chemicals
MEK Methyl Ethyl Ketone Chemicals
MIBC Methyl Isobutyl Carbinol Chemicals
MIBK Methylisobutyl Ketone Chemicals
MIC Methyl Isocyanate Chemicals
MMA Methyl methacrylate Chemicals
MOCA 4,4-Methylene(bis)-2-chloroanaline Chemicals
MOPP 1-(2-Methoxyphenyl)piperazine Chemicals
MPK Methylpropylketone Chemicals
MT Metallothionein Chemicals
MTBE Methyl Tertiary Butyl Ether Chemicals
MVOC Microbial Volatile Organic Compound Chemicals
NAG N-Acetyl-B-Glucosaminidase Chemicals
NBA N-Butyl Alcohol Chemicals
NBZ Nitrobenzene-d5 Chemicals
NDMA N-Nitrosodimethylamine Chemicals
NMHC Non-Methane Hydrocarbon Chemicals
NMO Non-Methane Organic Chemicals
NMOC Non-Methane Organic Compound Chemicals
NMP N-methylolacrylamide (grout) Chemicals
NOx Nitrogen Oxide Chemicals
NPT Naphthalene-d8 Chemicals
NTA Nitrotriacetic Acid Chemicals
NTO Nitrogen Tetroxide Chemicals
O3 Ozone Chemicals
OCBM O-Chlorobenzylidene Malonitrile Chemicals
ODC Ozone Depleting Compound Chemicals
ODS Ozone Depleting Substance Chemicals
OED Oxyethylene Docosanol Chemicals
ON Orinasal Chemicals
PAE Phthalate Acid Ester Chemicals
PAH Polycyclic Aromatic Hydrocarbon Chemicals
PAH Polynuclear Aromatic Hydrocarbon Chemicals
PAM Pralidoxime Chemicals
PAN Peroxyacetyl Nitrate Chemicals
PAN Phthalic Anhydride Chemicals
PAN Pyridylazonaphthol Chemicals
PAR Pyridylazoresorcinol Chemicals
PB Polybutylene Chemicals
PBB Polybrominated Biphenyl Chemicals
4-PC 4-Phenylcyclohexene Chemicals
PCB Polychlorinated Biphenyl Chemicals
PCBTF Parachlorobenzotrifluoride Chemicals
PCDD Polychlorinated Dibenzo-P-Dioxin Chemicals
PCDF Polychlorinated Dibenzofuran Chemicals
PCE Perchloroethylene Chemicals
PCNB p-Chloronitrobenzene Chemicals
PCP Pentachlorophenol Chemicals
PDMS Polydimethyl Siloxane Chemicals
PE Polyethylene Chemicals
PEST Pesticides Chemicals
PET Polyethylene Terephthalate Chemicals
PETN Pentaerythritol Tetranitrate Chemicals
PFA Polyfluoride Acetate Chemicals
PGE Phenylglycidyl Ether Chemicals
PHL Phenol-d5 Chemicals
PHN Phenanthrene-d10 Chemicals
PMM Perchloromethylmercaptan Chemicals
PMN Polymorphonucleocyte Chemicals
PNA p-Nitroaniline Chemicals
PNAH Polynuclear Aromatic Hydrocarbon Chemicals
PNB p-Phenyl-nitrobenzene Chemicals
PNCB p-Nitrochlorobenzene Chemicals
PP Polypropylene Chemicals
PPAH Particulate Polycyclic Aromatic Hydrocarbon Chemicals
PRY Perylene-d12 Chemicals
PTA Purified Terephthalic Acid Chemicals
PTFE Polytrifluoroethylene Chemicals
PTFE Teflon® Chemicals
PUF Polyurethane Foam Chemicals
PVA Polyvinyl Acetate Chemicals
PVA Polyvinyl Alcohol Chemicals
PVC Polyvinyl Chloride Chemicals
PVDF Polyvinylidene Flouride Chemicals
R Resin Chemicals
RDX Hexahydro-1,3,5-Trinitro-s-triazine Chemicals
RFG Reformulated Gasoline Chemicals
RFNA Red Fuming Nitric Acid Chemicals
ROC Reactive Organic Compound Chemicals
SBR Styrene Butadiene Rubber Chemicals
SEMI Semivolatile Chemicals
SFA Sodium (Mono) Fluoroacetate Chemicals
SFCA Surfactant-Free Cellulose Acetate Chemicals
SLS Sodium Lauryl Sulfate Chemicals
SOC Synthetic Organic Chemical Chemicals
SV Semivolatile Chemicals
SVOC Semivolatile Organic Compound Chemicals
T Toluene Chemicals
2,4,5-T Trichlorophenoxyacetic Acid Chemicals
TBA Tert-Butyl Alcohol Chemicals
TBP Tri(n-)Butyl Phosphate Chemicals
TBP 2,4,6-Tribromophenol Chemicals
TCA Trichloroethane Chemicals
TCDD 2,3,7,8-Tetrachlorodibenzo-Para-Dioxin Chemicals
TCDF Tetrachlorodibenzofuran Chemicals
TCE Trichloroethylene Chemicals
TCP 2,4,5-Trichlorophenol Chemicals
TCP Trichloropropane Chemicals
TCX Tetrachloro-m-xylene Chemicals
TDI 2,4-Toluene Diisocyanate Chemicals
TDM Toluene Diamine (MTD) Chemicals
TEDA Triethylene Diamine Chemicals
TEDP Tetraethyl Dithionopyrophosphate Chemicals
TEL Tetraethyl Lead Chemicals
TEPP Tetraethyl Pyrophosphate Chemicals
TFE Tetrafluoroethylene (plastic) Chemicals
TFE 2,2,2-Trifluoroethanol Chemicals
TFT a,a,a-Trifluorotoluene Chemicals
THC Total Hydrocarbons Chemicals
THF Tetrahydrofuran Chemicals
THM Trihalomethane Chemicals
TML Tetramethyl Lead Chemicals
TMSN Tetramethyl Succino Nitrile Chemicals
TNT Trinitrotoluene Chemicals
TOCP Triorthocresyl Phosphate Chemicals
TOK Nitrophen Chemicals
TOL Toluene Chemicals
TOX Tetradichloroxylene Chemicals
TOXAPH Toxaphene Chemicals
TPH Terphenyl-d14 Chemicals
TPP Triphenyl Phosphate Chemicals
TPTH Triphenyltinhydroxide Chemicals
TSP Trisodium Phosphate Chemicals
TTA Thenoyltrifluoroacetone Chemicals
TTCA 2-Thiothiazolidine-4-Carboxylic Acid Chemicals
TTE 1,1,2-Trichloro-1,2,2-Trifluoroethane Chemicals
T3 Triiodothyronine Chemicals
T4 Tetraiodothyronine Chemicals
TVOC Total Volatile Organic Compounds Chemicals
UDMH Unsymmetrical Dimethylhydrazine Chemicals
UHP Ultra Pure Hydrogen Chemicals
UNH Uranyl Nitrate Hexahydrate Chemicals
VC Vinyl Chloride Chemicals
VCM Vinyl Chloride Monomer Chemicals
VCN Vinyl Cyanide Chemicals
VLDPE Very Low Density Polyethylene Chemicals
VMS Volatile Methyl Siloxanes Chemicals
VOC Volatile Organic Chemical Chemicals
VOC Volatile Organic Compound Chemicals
WARF Warfarin Chemicals
WFNA White Fuming Nitric Acid Chemicals
WP White Phosphorus Chemicals
AAS Associate of Applied Science Degrees
ADN Associate Degree in Nursing Degrees
BA Bachelor of Arts Degrees
BS Bachelor of Science Degrees
BSN Bachelor of Science in Nursing Degrees
CAS Certificate of Advanced Studies Degrees
DDiv Doctor of Divinity Degrees
DDS Doctor of Dental Surgery Degrees
DMD Doctor of Medicine in Dentistry Degrees
DO Doctor of Osteopathy Degrees
DrPH Doctor of Public Health Degrees
DVM Doctor of Veterinary Medicine Degrees
EdD Doctor of Education Degrees
JD Juris Doctor Degrees
MA Master of Arts Degrees
MBA Master of Business Administration Degrees
MD Medical Doctor Degrees
MDiv Master of Divinity Degrees
MEd Master of Education Degrees
MPH Master of Public Health Degrees
MS Master of Science Degrees
MSEd Master of Science in Education Degrees
MSPH Master of Science in Public Health Degrees
PA Physician’s Assistant Degrees
PhD Doctor of Philosophy Degrees
ScD Doctor of Science Degrees
Ac Actinium (89) Elements
Ag Silver (47) Elements
Al Aluminum (13) Elements
Am Americium (95) Elements
Ar Argon (18) Elements
As Arsenic (33) Elements
At Astatine (85) Elements
Au Gold (79) Elements
B Boron (5) Elements
Ba Barium (56) Elements
Be Beryllium (4) Elements
Bi Bismuth (83) Elements
Bk Berkelium (97) Elements
Br Bromine (35) Elements
C Carbon (6) Elements
Ca Calcium (20) Elements
Cd Cadmium (48) Elements
Ce Cerium (58) Elements
Cf Californium (98) Elements
Cl Chlorine (17) Elements
Cm Curium (96) Elements
Co Cobalt (27) Elements
Cr Chromium (24) Elements
Cs Cesium (55) Elements
Cu Copper (29) Elements
Db Dubnium (104; proposed name) Elements
Dy Dysprosium (66) Elements
Er Erbium (68) Elements
Es Einsteinium (99) Elements
Eu Europium (63) Elements
F Fluorine (9) Elements
Fe Iron (26) Elements
Fm Fermium (100) Elements
Fr Francium (87) Elements
Ga Gallium (31) Elements
Gd Gadolinium (64) Elements
Ge Germanium (32) Elements
H Hydrogen (1) Elements
Ha Hahanium (105,108; proposed name) Elements
He Helium (2) Elements
Hf Hafnium (72) Elements
Hg Mercury (80) Elements
Ho Holmium (67) Elements
I Iodine (53) Elements
In Indium (49) Elements
Ir Iridium (77) Elements
K Potassium (19) Elements
Kr Krypton (36) Elements
Ku Kurchatovium (104; proposed name) Elements
La Lanthanum (57) Elements
Li Lithium (3) Elements
Lr Lawrencium (103) Elements
Lu Lutetium (71) Elements
Md Mendelevium (101) Elements
Mg Magnesium (12) Elements
Mn Manganese (25) Elements
Mo Molybdenum (42) Elements
N Nitrogen (7) Elements
Na Sodium (11) Elements
Nb Niobium (41) Elements
Nd Neodymium (60) Elements
Ne Neon (10) Elements
Ni Nickel (28) Elements
Nl Neilsbohrium (105; proposed name) Elements
No Nobelium (102) Elements
Np Neptunium (93) Elements
O Oxygen (8) Elements
Os Osmium (76) Elements
P Phosphorus (15) Elements
Pa Proactinium (91) Elements
Pb Lead (82) Elements
Pd Palladium (46) Elements
Pm Promethium (61) Elements
Po Polonium (84) Elements
Pr Praseodymium (59) Elements
Pt Platinum (78) Elements
Pu Plutonium (94) Elements
Ra Radium (88) Elements
Rb Rubidium (37) Elements
Re Rhenium (75) Elements
Rf Rutherfordium (104, 106; proposed name) Elements
Rh Rhodium (45) Elements
Rn Radon (86) Elements
Ru Ruthenium (44) Elements
S Sulfur (16) Elements
Sb Antimony (51) Elements
Sc Scandium (21) Elements
Se Selenium (34) Elements
Sg Seaborgium (106; proposed name) Elements
Si Silicon (14) Elements
Sm Samarium (62) Elements
Sn Tin (50) Elements
Sr Strontium (38) Elements
Ta Tantalum (73) Elements
Tb Terbium (65) Elements
Tc Technecium (43) Elements
Te Tellurium (52) Elements
Th Thorium (90) Elements
Ti Titanium (22) Elements
Tl Thallium (81) Elements
Tm Thulium (69) Elements
U Uranium (92) Elements
Une Unnilennium (109; temporary name) Elements
Unh Unnilhexium (106; temporary name) Elements
Uno Unniloctium (108; temporary name) Elements
Unp Unnilpentium (105; temporary name) Elements
Unq Unnilquadium (104; temporary name) Elements
Uns Unnilseptium (107; temporary name) Elements
Uun Ununnilium (110; temporary name) Elements
V Vanadium (23) Elements
W Tungsten (or Wolfram; 74) Elements
Xe Xenon (54) Elements
Y Yttrium (39) Elements
Yb Ytterbium (70) Elements
Zn Zinc (30) Elements
Zr Zirconium (40) Elements
AC Activated Carbon Engineering
AC Activated Charcoal Engineering
AC Armored Cable Engineering
ACT Alternative Control Technique Engineering
ACT Alternative Control Technology Engineering
AD Alternative Device Engineering
ADS Advanced Drainage Systems (Tubing) Engineering
ALR Action Leakage Rate Engineering
ASVP Air Sparging Vent Point Engineering
AVC Automatic Voltage Controller Engineering
BAC Biological Activated Carbon Engineering
BACT Best Available Control Technology Engineering
BADCT Best Available Demonstrated Control Technology Engineering
BART Best Available Retrofit Technology Engineering
BAT Best Available Technology Engineering
BCCMP Bituminous Coated Corrigated Metal Pipe Engineering
BCT Best Conventional Technology Engineering
BDAT Best Demonstrated Available Technology (or Treatment) Engineering
BEJ Best Engineering Judgement Engineering
BPT Best Practical Treatment (or Best Practicable Technology) Engineering
BTGA Best Technology Generally Available Engineering
CAD Computer Aided Design Engineering
CEP Catalytic Extraction Process Engineering
CI Compression Ignition Engineering
CUR Carbon Usage Rate Engineering
CW Counter Weight Engineering
DAF Dissolved Air Floatation Engineering
DMM Digital Multimeter Engineering
DOV Direction of View Engineering
DRE Destruction and Removal Efficiency Engineering
DSR Dynamic Spatial Reconstruction Engineering
EECA Engineering Evaluation Cost Analysis Engineering
EJCDC Engineers’ Joint Contract Document Committee Engineering
EOS Equivalent Opening Size Engineering
ES Equipment Specification Engineering
ESF Engineered Safety Feature (System) Engineering
FML Flexible Membrane Liner Engineering
GAC Granular Activated Carbon Engineering
GACT Generally Available Control Technology Engineering
GCL Geosynthetic Clay Liner Engineering
GCWR Gross Combination Weight Rating Engineering
GEP Good Engineering Practice Engineering
GWRTS Ground Water Recovery and Treatment System Engineering
HVAC Heating, Ventilating, Air Conditioning Engineering
IRP Installation Restoration Program Engineering
LRTP Long Running Thermal Precipitator Engineering
LST Low Solvent Technology Engineering
LTTD Low Temperature Thermal Desorption Engineering
MACT Maximum Achievable Control Technology Engineering
MEP Maximum Extent Practicable Engineering
MF Modifying Factor Engineering
MFL Maximum Feasibility Loss Engineering
OS&Y Outside Stem & Yolk Engineering
PA Preliminary Assessment Engineering
PAC Powder Activated Carbon Engineering
PEP Preventative Engineering Practices Engineering
PL Permissible Leakage Engineering
POP Project Operation Plan Engineering
PR/LCF Pump Recovery/Liquid Carbon Filtration Engineering
PSOP Project Specific Operating Procedure Engineering
PSU Permanent Single Unit (adsorber) Engineering
PTA Packed Tower Aeration Engineering
QAPP Quality Assurance Project Plan Engineering
RACT Reasonably Available Control Technology Engineering
RAP Remedial Action Program (or Plan) Engineering
RAR Relevant and Appropriate Requirement Engineering
RD Remedial Design Engineering
REDARS Referenced Engineering Drawing Automated Retrieval System Engineering
REM Remedial Planning Engineering
REM/FIT Remedial Planning/Field Investigation Team Engineering
RI Remedial Investigation Engineering
RI/FS Remedial Investigation/Feasibility Study Engineering
RIWS Remedial Investigation Work Scope Engineering
RPM Remedial Project Manager Engineering
RPR Resident Project Representative Engineering
RSC Relative Source Contribution Engineering
RSST Reactive System Screening Tool Engineering
SAR Summary Assessment Report Engineering
SGTS Standby Gas Treatment System Engineering
SI Site Investigation Engineering
SIF Site Investigation Follow-Up Engineering
SIP Site Investigation Plan Engineering
SM Site Manager Engineering
SMP Site Management Plan Engineering
SOW Scope of Work Engineering
SPM Site Project Manager Engineering
S/S Stabilization/Solidification Engineering
SSI Screening Site Inspection Engineering
STA Shallow Tray Aeration Engineering
STAR Stability Array Engineering
SVE Soil Vapor Extraction Engineering
TAB Testing-Adjusting-Balancing Engineering
T&B Testing & Balancing Engineering
TC Target Concentration Engineering
TC Total Carbon Engineering
TL Transmission Loss (noise) Engineering
TT Treatment Technique Engineering
UCI Uniform Construction Index Engineering
UF Underground Feeder Engineering
UIC Underground Injection Control Engineering
UTS Universal Treatment Standards Engineering
VE Vertical Elutriator Engineering
VEM Vacuum Extraction Module Engineering
VES Vapor Extraction System Engineering
VISITT Vendor Information System for Innovative Treatment & Technologies Engineering
VSP Vent Sizing Program Engineering
VTAT Variable Temperature Adsorption Trap Engineering
WEEC World Energy Engineering Congress Engineering
WESP Wet Electrostatic Precipitator Engineering
WET Waste Extraction Test Engineering
WL Wall Loss (noise) Engineering
AAL Acceptable Ambient Levels Environmental
AC Acceptable Concentration Environmental
ACHEX Aerosol Characterization Experiment Environmental
ACL Alternate Concentration Limit (or Level) Environmental
ADF Advanced Disposal Fee Environmental
AERT Air Emissions Reduction Team Environmental
AET Apparent Effects Threshold Environmental
AL Acceptable Level Environmental
ALAP As Low As Practical (ALARA) Environmental
ALARA As Low As Reasonably Achievable Environmental
APC Air Pollution Control Environmental
ASAAQ Atmospheric Science & Application to Air  Quality Environmental
ASIWPCA Assessment of State & Interstate Water Pollution Control Agencies Environmental
ATEOS Airborne Toxic Element & Organic Substance Environmental
ATERIS Air Toxics Exposure & Risk Information System Environmental
AWQC Ambient Water Quality Criteria Environmental
CAER Community Awareness and Emergency Response Environmental
CAFE Corporate Average Fuel Economy Environmental
CAFR Corrective Action Fund Payment & Reimbursement (Regulations) Environmental
CAMP Continuous Air Monitoring Program Environmental
CB Catch Basin Environmental
CD Construction Debris Environmental
CD Construction & Demolition Environmental
CDD Construction/Demolition Debris Environmental
CFE Concerts For the Environment Environmental
CG Concentration Guide Environmental
CHESS Community Health & Environmental Surveillance System Environmental
COH Coefficient of Haze Environmental
CSO Combined Sewer Overflow Environmental
CWS Community Water System Environmental
DD Dry Dump Environmental
DFE Design for the Environment Environmental
DRC Damage Risk Criterion Environmental
E Environment Environmental
EA Environmental Assessment Environmental
EA Environmental Audit Environmental
EAF Environmental Auditing Forum Environmental
EAR Environmental Auditing Roundtable Environmental
EDF Environmental Defense Fund Environmental
EF Emission Factor Environmental
EHAP Extremely Hazardous Air Pollutant Environmental
EHC Environmental Hazard Communication Environmental
EH&S Environmental Health & Safety Environmental
EIA Environmental Impacts Assessment Environmental
EIS Environmental Impact Statement Environmental
EMMC Environmental Monitoring Management Committee Environmental
EMO Environmental Monitoring Operation Environmental
ENR Energy & Natural Resources (Committee) Environmental
EPA Environmental Property Appraisal Environmental
ERC Emission Reduction Credit Environmental
ERIS Environmental Research Information System Environmental
EROS Earth Resources Observation Systems Environmental
ERTS Earth Resources Technology Satellite Environmental
ES&H Environmental Safety & Health Environmental
ESI Expanded Site Inspection Environmental
ET Evapotranspiration Environmental
ETE Environmental Technology Exposition Environmental
FS Feasibility Study Environmental
GEMI Global Environmental Management Initiative Environmental
GEMS Graphical Exposure Modeling System Environmental
GPS Groundwater Protection Strategy Environmental
HACCP Hazard Analysis Critical Control Point Environmental
HAP Hazardous Air Pollutant Environmental
HBN Health-Based-Number Environmental
HSI Habitat Suitability Index Environmental
HU Habitat Unit Environmental
ICOLP Industry Cooperative for Ozone Layer Protection Environmental
LFG Landfill Gas Environmental
LOC Level of Concern Environmental
MESHA Manual of Environmental Safety & Health  Abbreviations Environmental
MH Manhole Environmental
MWC Municipal Waste Combuster Environmental
NAMS National Air Monitoring Station Environmental
NEMPP Northeast Multimedia Pollution Prevention Program Environmental
NF Non-Fouling Environmental
NTNCWS Non-Transient Non-Community Water System Environmental
NURP Nationwide Urban Runoff Program Environmental
OCC Old Corrugated Containers Environmental
OCP Organics Control Plan (or Program) Environmental
ODF Ozone Depletion Factor Environmental
OMG Old Magazines Environmental
ONP Old Newspapers Environmental
PESA Preliminary Environmental Site Assessment Environmental
PESS Preliminary Environmental Site Screening Environmental
POP Probability of Precipitation Environmental
POTW Publicly-Owned Treatment Works Environmental
PSD Prevention of Significant Deterioration Environmental
PTE Potential to Emit Environmental
PWS Public Water Supply Environmental
PWS Public Water System Environmental
QRA Quantitative Risk Assessment Environmental
RA Remedial Action Environmental
RAC Remedial Action Contractor Environmental
RAM Reuseable Alkaline Manganese Environmental
RDF Refuse Derived Fuel Environmental
RMP Risk Management Plan Environmental
RRR Reduce, Reuse, Recycle Environmental
SAGE Strategic Advisory Group on Environment (ISO) Environmental
SLAMS State & Local Air Monitoring Stations Environmental
STAPPA State and Territorial Air Pollution Program Administrators Environmental
SWP3 Storm Water Pollution Prevention Plan Environmental
THEES Total Human Environmental Exposure Study Environmental
TNEJ The National Environmental Journal Environmental
TOTO Totable Tornado Observatory Environmental
TURF Thorium-Uranium Recycle Facility Environmental
UBC Used Beverage Can Environmental
ULEV Ultra Low Emission Vehicle Environmental
VORTEX Verification of the Origins of Rotation in Tornadoes Experiment Environmental
WPCS Water Pollution Control Standards Environmental
WW Waste Water Environmental
WWT Waste Water Treatment Environmental
WWTP Waste Water Treatment Plant Environmental
ZEV Zero Emission Vehicle Environmental
ADA Assurance of Discontinuance & Agreement Environmental Protection Agency
ADI Acceptable Daily Intake Environmental Protection Agency
AEERL Air & Energy Engineering Research Laboratory Environmental Protection Agency
AFS AIRS Facility Subsystem Environmental Protection Agency
AIC Air Information Center Environmental Protection Agency
AIR RISC Air Risk Information Support Center Environmental Protection Agency
AIRS Aerometric Information Retrieval System Environmental Protection Agency
ALOHA Areal Locations of Hazardous Atmospheres (NOAA/EPA) Environmental Protection Agency
AMS AIRS Area/Mobile Source Subsystem Environmental Protection Agency
APCO Air Pollution Control Office Environmental Protection Agency
APTIC Air Pollution Technical Information Center Environmental Protection Agency
AQCR Air Quality Control Region (CAA) Environmental Protection Agency
AQS Air Quality Subsystem Environmental Protection Agency
ARAR Applicable or Relevant and Appropriate Requirements Environmental Protection Agency
AREAL Atmospheric Research & Exposure Assessment  Laboratory Environmental Protection Agency
ARIP Accidental Release Information Program Environmental Protection Agency
ASMD Atmospheric Sciences Modeling Division Environmental Protection Agency
ATTIC Alternative Technology Treatment Information Center Environmental Protection Agency
AWBERC Andrew W. Breidenbach Environmental Research Center Environmental Protection Agency
BID Background Information Document (CAA) Environmental Protection Agency
BLIS BACT/LAER Information System Environmental Protection Agency
CAA Clean Air Act Environmental Protection Agency
CAAA Clean Air Act Amendment Environmental Protection Agency
CADRE Computer Aided Data Retrieval & Evaluation Software Environmental Protection Agency
CAFO Consent Agreement Final Order Environmental Protection Agency
CAG Cancer (or Carcinogenic) Assessment Group Environmental Protection Agency
CAMU Corrective Action Management Unit Environmental Protection Agency
CAP Corrective Action Provision (or Plan) Environmental Protection Agency
CAR Corrective Action Report Environmental Protection Agency
CARD CLP Analytical Results Database Environmental Protection Agency
CARS Corrective Action Reporting System (RCRIS) Environmental Protection Agency
CCS Contract Compliance Screening Environmental Protection Agency
CDS Compliance Data System (AIRS) Environmental Protection Agency
CELDS Computer Aided Environmental Legislative Data System Environmental Protection Agency
CERCLA Comprehensive Environmental Response, Compensation, & Liability Act Environmental Protection Agency
CERCLIS Comprehensive Environmental Response, Compensation, & Liability Information System Environmental Protection Agency
CERI Center for Environmental Research Information Environmental Protection Agency
CERL Corvalis Environmental Research Laboratory Environmental Protection Agency
CESQG Conditionally Exempt Small Quantity Generator Environmental Protection Agency
CLP Contract Laboratory Program Environmental Protection Agency
CLU-IN Clean-Up Information BBS Environmental Protection Agency
CMI Corrective Measures Implementation Environmental Protection Agency
CMS Corrective Measures Study Environmental Protection Agency
COLIS Computerized On-Line Information System Environmental Protection Agency
CRAVE Cancer Risk Assessment Verification Enterprise Environmental Protection Agency
CRC Community Relations Coordinator Environmental Protection Agency
CRL Central Research Laboratory Environmental Protection Agency
CRP Community Relations Plan Environmental Protection Agency
CRSP Community Relations Support Plan Environmental Protection Agency
CSHIB Chemical Safety & Hazard Investigation Board (CAA) Environmental Protection Agency
CTG Control Technique Guideline (CAA) Environmental Protection Agency
CTSA Cleaner Technologies Substitutes Assessment Environmental Protection Agency
CWA Clean Water Act Environmental Protection Agency
DFS Daily Flow System Environmental Protection Agency
DPO Deputy Project Officer Environmental Protection Agency
DWEL Drinking Water Equivalent Level Environmental Protection Agency
DWPL Drinking Water Priority List Environmental Protection Agency
DWS Drinking Water Standard Environmental Protection Agency
EAD Environmental Assistance Division (OPPT) Environmental Protection Agency
EBCT Empty Bed Contact Time Environmental Protection Agency
ECAO Environmental Criteria & Assessment Office Environmental Protection Agency
E-CATS Electronic Catalog System Environmental Protection Agency
ECRA Environmental Cleanup Responsibility Act Environmental Protection Agency
EDRS Enforcement Document Retrieval System Environmental Protection Agency
EFIN Environmental Financing Information Network Environmental Protection Agency
EHSD Environmental Health & Safety Division Environmental Protection Agency
EID Environmental Improvement Division Environmental Protection Agency
EMAP Environmental Management & Assessment Program Environmental Protection Agency
EMMI Environmental Monitoring Methods Index Environmental Protection Agency
EOD Engineering Operations Division Environmental Protection Agency
EPA (U.S.) Environmental Protection Agency Environmental Protection Agency
EPAA Environmental Programs Assistance Act Environmental Protection Agency
EPCRA Emergency Planning & Community Right-to-Know Act Environmental Protection Agency
ERCS Emergency Response Cleanup Services Environmental Protection Agency
ERD Emergency Response Division Environmental Protection Agency
ERL Environmental Research Laboratory Environmental Protection Agency
ERL/C Environmental Research Laboratory/Corvalis Environmental Protection Agency
ERL/GB Environmental Research Laboratory/Gulf Breeze Environmental Protection Agency
ERL/N Environmental Research Laboratory/Narragansett Environmental Protection Agency
ERNS Emergency Response Notification System Hazardous Materials/Hazardous Waste
ERT Environmental Response Team Environmental Protection Agency
ESA Endangered Species Act Environmental Protection Agency
ESB Environmental Services Branch Environmental Protection Agency
ESD Environmental Services Division Environmental Protection Agency
ETS EPCRA 313 Tracking System Environmental Protection Agency
FATES FIFRA and TSCA Enforcement System (SSTS) Environmental Protection Agency
FCO Federal Coordinating Officer Environmental Protection Agency
FEPCA Federal Environmental Pesticide Control Act Environmental Protection Agency
FESA Federal Environmental Safety Act Environmental Protection Agency
FFIS Federal Facilities Information System Environmental Protection Agency
FHSA Federal Hazardous Substances Act Governmental
FIFRA Federal Insecticide, Fungicide, and Rodenticide Act Environmental Protection Agency
FINDS Facility Index System Environmental Protection Agency
FIT Field Investigation Team Environmental Protection Agency
FLUST Federal Leaking Underground Storage Tanks Environmental Protection Agency
FWPCA Federal Water Pollution Control Act Environmental Protection Agency
GBERL Gulf Breeze Environmental Research Laboratory Environmental Protection Agency
GCS Geo-Common Subsystem (AIRS) Environmental Protection Agency
GLI Great Lakes Initiative Environmental Protection Agency
GRIDS Geographic Resources Information & Data System Environmental Protection Agency
HEED Health & Environmental Effects Document Environmental Protection Agency
HEEP Health & Environmental Effects Profile Environmental Protection Agency
HELP Hydrologic Evaluation of Landfill Performance Environmental Protection Agency
HEP Habitat Evaluation Procedure Environmental Protection Agency
HERL Health Effects Research Laboratory Environmental Protection Agency
HON Hazardous Organic NESHAP Environmental Protection Agency
HRS Hazard Ranking System Environmental Protection Agency
HSCD Hazardous Site Control Division Environmental Protection Agency
HSL Hazardous Substance List (TCL) Environmental Protection Agency
HSWA Hazardous and Solid Waste Amendments Environmental Protection Agency
HWDMS Hazardous Waste Data Management System (RCRIS) Environmental Protection Agency
HWIR Hazardous Waste Identification Rule Environmental Protection Agency
HWMU Hazardous Waste Management Unit Environmental Protection Agency
HWSFC Hazardous Waste Superfund Collection Environmental Protection Agency
HWSFD Hazardous Waste Superfund Database Environmental Protection Agency
IAB Information Access Branch Environmental Protection Agency
IAO International Activities Office Environmental Protection Agency
ICR Information Collection Rule Environmental Protection Agency
IFD Industrial Facilities Discharge Environmental Protection Agency
IMB Information Management Branch Environmental Protection Agency
IMSD Information Management & Services Division Environmental Protection Agency
IRDA Inorganic Regional Data Assessment (Form) Environmental Protection Agency
IRIS Integrated Risk Information System Environmental Protection Agency
ISIS Integrated Set of Information Systems (CDS) Environmental Protection Agency
ITC Interagency Testing Committee Environmental Protection Agency
ITP Industrial Toxics Program (Project) Environmental Protection Agency
ITSDC Interagency Toxic Substance Data Committee Environmental Protection Agency
LAC Legally Allowed Concentration Environmental Protection Agency
LCCA Lead Concentration Control Act of 1988 (SWDA) Environmental Protection Agency
LDR Land Disposal Restriction Environmental Protection Agency
LQG Large Quantity Generator Environmental Protection Agency
LSI Listing Site Inspection Environmental Protection Agency
MAC Maximum Allowable Concentration Environmental Protection Agency
MAP Model Accreditation Plan Environmental Protection Agency
MCAWW Methods for Chemical Analysis of Water and Wastes Environmental Protection Agency
MCL Maximum Contaminant Level Environmental Protection Agency
MCLG Maximum Contaminant Level Goal (NPDWR) Environmental Protection Agency
MEG Maximum Exposure Guideline Environmental Protection Agency
MPRSA Marine Protection, Research, and Sanctuaries Act Environmental Protection Agency
MTR Minimum Technology Requirement Environmental Protection Agency
MVEL Motor Vehicle Emission Laboratory Environmental Protection Agency
NAAQS National Ambient Air Quality Standards Environmental Protection Agency
NADB National Air Data Branch Environmental Protection Agency
NAPAP National Acid Precipitation Assessment Program Environmental Protection Agency
NCP National Contingency Plan Environmental Protection Agency
NEDS National Emission Data System (AIRS) Environmental Protection Agency
NEIC National Enforcement Investigation Center Environmental Protection Agency
NEPA National Environmental Policy Act Environmental Protection Agency
NESHAP(S) National Emission Standard for Hazardous Air Pollutants Environmental Protection Agency
NIPDWR National Interim Primary Drinking Water Regulation Environmental Protection Agency
NLLAP National Lead Laboratory Accreditation Program Environmental Protection Agency
NOA Notice of Availability Environmental Protection Agency
NOHSCP National Oil & Hazardous Substances Contingency Plan Environmental Protection Agency
NPDES National Pollution Discharge Elimination System Environmental Protection Agency
NPDWR National Primary Drinking Water Regulations Environmental Protection Agency
NPIRS National Pesticide Information Retrieval System Environmental Protection Agency
NPL National Priorities List Environmental Protection Agency
NPO National Program Office Environmental Protection Agency
NSF National Strike Force Environmental Protection Agency
NTCRA Non-time Critical Removal Action Environmental Protection Agency
NTIS National Technical Information Service Environmental Protection Agency
OA Office of the Administrator Environmental Protection Agency
OAQPS Office of Air Quality Planning & Standards Environmental Protection Agency
OAR Office of Air & Radiation Environmental Protection Agency
OARM Office of Administration & Resources Management Environmental Protection Agency
ODES Ocean Data Evaluation System Environmental Protection Agency
OE Office of Enforcement Environmental Protection Agency
OEE Office of Environmental Education Environmental Protection Agency
OERR Office of Emergency and Remedial Response Environmental Protection Agency
OGC Office of General Counsel Environmental Protection Agency
OHMR Office of Hazardous Materials Regulation Environmental Protection Agency
OHMS Office of Hazardous Materials Safety Environmental Protection Agency
OHMT Office of Hazardous Materials Transportation Environmental Protection Agency
OHMTADS Oil/Hazardous Materials Technical Assistance Data System Environmental Protection Agency
OHS Occupational Health Services Environmental Protection Agency
OIA Office of International Activities Environmental Protection Agency
OMMSQA Office of Modeling, Monitoring Systems, & Quality Assurance Environmental Protection Agency
OPA Oil Pollution Act Environmental Protection Agency
OPP Office of Pesticide Programs Environmental Protection Agency
OPPE Office of Policy, Planning, & Evaluation Environmental Protection Agency
OPPT Office of Pesticide Programs Testing Environmental Protection Agency
OPTS Office of Pesticides & Toxic Substances Environmental Protection Agency
ORD Office of Research and Development Environmental Protection Agency
ORDA Organic Regional Data Assessment (Form) Environmental Protection Agency
ORM Office of Regulated Materials Environmental Protection Agency
ORM Other Regulated Materials Environmental Protection Agency
OSC On-Scene Coordinator Environmental Protection Agency
OSRP Oil Spill Response Plan Environmental Protection Agency
OSW Office of Solid Waste Environmental Protection Agency
OSWER Office of Solid Waste and Emergency Response Environmental Protection Agency
OTIP Office of Technical Information & Publications Environmental Protection Agency
OTS Office of Toxic Substances Environmental Protection Agency
OUST Office of Underground Storage Tanks Environmental Protection Agency
OW Office of Water Environmental Protection Agency
OWPE Office of Waste Programs and Enforcement Environmental Protection Agency
PCS Permit Compliance System Environmental Protection Agency
PE Proficiency Evaluation Environmental Protection Agency
PFRP Process to Further Reduce Pathogens Environmental Protection Agency
PHSA Public Health Service Act Environmental Protection Agency
PIAT Public Information Assist Team Environmental Protection Agency
PIC Public Information Center Environmental Protection Agency
PIES Pollution Information Exchange System Environmental Protection Agency
PIRU Public Information Reference Unit Environmental Protection Agency
PM-10 Particulate Matter less than 10 μm Environmental Protection Agency
PMN Premanufacture Notice Industry/Technology
PNOS Particulates Not Otherwise Specified Environmental Protection Agency
PO Project Officer Environmental Protection Agency
PP Priority Pollutant Environmental Protection Agency
PPA Pollution Prevention Act Environmental Protection Agency
PPL Priority Pollutants List (CWA) Environmental Protection Agency
PPM Priority Pollutant Metals Environmental Protection Agency
PRP Potentially Responsible Party Environmental Protection Agency
RAA Radon Abatement Act Environmental Protection Agency
RAC Regional Asbestos Coordinator Environmental Protection Agency
RAT Radiological Assistance Team Environmental Protection Agency
RCP Regional Contigency Plan Environmental Protection Agency
RCRA Resource Conservation and Recovery Act Environmental Protection Agency
RCRIS Resource Conservation and Recovery Information System Environmental Protection Agency
RDBMS Relational Database Management System Environmental Protection Agency
RDCO Regional Document Control Officer Environmental Protection Agency
RECAP Region (#) Environmental Collection & Analysis Program Environmental Protection Agency
REEP Reasonable Extra Efforts Program Environmental Protection Agency
RFA RCRA Facility Assessment Environmental Protection Agency
RfC Reference Concentration Environmental Protection Agency
RfD Reference Dose (formerly ADI) Environmental Protection Agency
RFI RCRA Facility Investigation (or Inspection) Environmental Protection Agency
RIA Regulatory Impact Analysis Environmental Protection Agency
RIC RCRA Information Center Environmental Protection Agency
RIL Regulatory Interpretation Letter Environmental Protection Agency
RLPHRA Residential Lead-Based Paint Hazard Reduction Act Environmental Protection Agency
RLTC Regional Lead Training Center Environmental Protection Agency
RMCL Recommended Maximum Contaminant Level Environmental Protection Agency
RMP Radon Measuring Proficiency (or Program) Environmental Protection Agency
ROD Record of Decision Environmental Protection Agency
RODS Records of Decision System Environmental Protection Agency
RPM Regional Project Manager Environmental Protection Agency
RQ Reportable Quantity Environmental Protection Agency
RRC Regional Response Center Environmental Protection Agency
RRT Regional Response Team Environmental Protection Agency
RRTC Regional Radon Training Center Environmental Protection Agency
RSCC Regional Sample Control Center Environmental Protection Agency
RSCC Regional Sample Control Custodian Environmental Protection Agency
RSKERL Robert S. Kerr Environmental Research Laboratory Environmental Protection Agency
RSPO Remedial Site Project Officer Environmental Protection Agency
SAB Science Advisory Board Environmental Protection Agency
SAC Support Agency Coordinator Environmental Protection Agency
SACM Superfund Accelerated Cleanup Model Environmental Protection Agency
SARA Superfund Amendments and Reauthorization Act Environmental Protection Agency
SAROAD Storage and Retrieval of Aerometric Data (AIRS) Environmental Protection Agency
SBIR Small Business Innovative Research (Grant) Environmental Protection Agency
SCADS Superfund Chemical Analysis Data System Environmental Protection Agency
SCAP Superfund Comprehensive Accomplishments Plan Environmental Protection Agency
SCRAM Support Center for Regulatory Air Models Environmental Protection Agency
SDC Superfund Document Center Environmental Protection Agency
SDWA Safe Drinking Water Act Environmental Protection Agency
SITE Superfund Innovative Technology Evaluation (Program) Environmental Protection Agency
SMCL Secondary Maximum Contaminant Level Environmental Protection Agency
SMF Standardized Monitoring Framework Environmental Protection Agency
SMO Sample Management Office Environmental Protection Agency
SMOA Superfund Memorandum of Agreement Environmental Protection Agency
SPCC Spill Prevention Control & Cleanup (or Countermeasures) Environmental Protection Agency
SPCCP Spill Prevention Control and Countermeasures Plan Environmental Protection Agency
SQG Small Quantity Generator Environmental Protection Agency
SSC Scientific Support Coordinator Environmental Protection Agency
SSTS Section Seven Tracking System Environmental Protection Agency
STARS Strategic Targeting Activities Reporting System Environmental Protection Agency
STN Scientific & Technical Information Network Environmental Protection Agency
SWDA Solid Waste Disposal Act Environmental Protection Agency
SWTR Surface Water Treatment Rule Environmental Protection Agency
TAL Target Analyte List Environmental Protection Agency
TAMS Toxic Air Monitoring System Environmental Protection Agency
TARP Technical Assistance Response Program Environmental Protection Agency
TAT Technical Assistance Team Environmental Protection Agency
TCL Target Compound List Environmental Protection Agency
TCR Toxic Chemical Release Environmental Protection Agency
TCRF Toxic Chemical Release Form Environmental Protection Agency
TCRI Toxic Chemical Release Inventory Environmental Protection Agency
TDD Technical Directive Document Environmental Protection Agency
TEAM Total Exposure Assessment Methodology Environmental Protection Agency
TEF Toxic Equivalency Factors Environmental Protection Agency
TEGD Technical Enforcement Guidance Document Environmental Protection Agency
TIU Technical Information Unit Environmental Protection Agency
TOXNET Toxicology Network Environmental Protection Agency
TR Traffic Report Environmental Protection Agency
TRDS Text Retrieval Data System Environmental Protection Agency
TRI(S) Toxics Release Inventory (System) Environmental Protection Agency
TRI–US Toxics Release Inventory–User Support Environmental Protection Agency
TSCA Toxic Substances Control Act Environmental Protection Agency
TSCATS Toxic Substances Control Act Test Submissions Environmental Protection Agency
TSO Time Sharing Option Environmental Protection Agency
TSSMS Time Sharing Service Management System Environmental Protection Agency
TUR Toxics Use Reduction Environmental Protection Agency
TURA Toxics Use Reduction Act Environmental Protection Agency
TWS Transient Non-Community Water System Environmental Protection Agency
UF Uncertainty Factor Environmental Protection Agency
UMTRCA Uranium Mill Tailings Radiation Control Act Environmental Protection Agency
UNAMAP User’s Network for Applied Modeling of Air Pollution Environmental Protection Agency
USETI United States Environmental Training Institute Environmental Protection Agency
VSQG Very Small Quantity Generator Environmental Protection Agency
VSQG–E Very Small Quantity Generator–Exempt Environmental Protection Agency
VSQG–NE Very Small Quantity Generator–Not Exempt Environmental Protection Agency
WA Work Assignment Environmental Protection Agency
WAP Waste Analysis Plan (RCRA) Environmental Protection Agency
WPCA Water Pollution Control Act Environmental Protection Agency
WPS Worker Protection Standard Environmental Protection Agency
WQA Water Quality Act Environmental Protection Agency
WQAS Water Quality Analysis System Environmental Protection Agency
WTIE Wastewater Treatment & Information Exchange Environmental Protection Agency
b aquifer thickness (= T/k) Geology
BGS Below Ground Surface Geology
BM Bench Mark Geology
BOS Bottom of Screen Geology
C Cambrian Geology
C Compression Wave Geology
CCL Casing Collar Locator Geology
CDP Common-Depth-Point Profiling Geology
Cl Cleavage Geology
Cm Mississipian Geology
Cp Pennsylvanian Geology
Cpm Permian Geology
D Devonian Geology
DBR Deep Bedrock Geology
DOB Deep Overburden Geology
Dp Dip (of Plane) Geology
DRM Depositional Remanent Magnetism Geology
E East Geology
EDMI Electronic Distance Measure Instrument Geology
F Freezing Index Geology
GPR Ground Penetrating Radar Geology
GW Ground Water Geology
H Hardness Geology
HOMES Huron, Ontario, Michigan, Erie, Superior (Great Lakes) Geology
HSA Hollow Stem Auger Geology
HTD Hydrolytic Terrestrial Dissipation Geology
I Hydraulic Gradient Geology
ICAG Interim Capping and Grading (Maine DEP) Geology
IPR Induced Polarization Resistivity Geology
ISCS International Standard Classification System (ISSS) Geology
J Jurassic Geology
K Cretaceous Geology
K Hydraulic Conductivity (= T/b) Geology
L Surface Wave (earthquake) Geology
MODT Method of Detecting Transport Geology
MOM Management (or Mitigation) of Migration Geology
MSL Mean Sea Level Geology
MW Monitoring Well Geology
N North Geology
n porosity Geology
NCWS Non-Community Water System Geology
NGVD National Geodetic Vertical Datum Geology
NHAP National High Altitude Photography Geology
NORM Naturally Occurring Radioactive Material Geology
NPS Nonpoint Source Geology
NRM Natural Remanent Magnetism Geology
O Ordovician Geology
OB Overburden Geology
OBE Operating Basis Earthquake Geology
OBW Open Bedrock Well Geology
OCS Outer Continental Shelf Geology
P Piezometer Geology
p primary wave Geology
Pc Precambrian Geology
POI Point of Interception Geology
Q Pleistocene Geology
QTZ Quartz Geology
RE Rare Earth (materials) Geology
RQD Rock Quality Designation Geology
s secondary wave Geology
S Sediment Geology
S Silurian Geology
S South Geology
SBR Shallow Bedrock Geology
Sk Strike (of Plane) Geology
SOB Shallow Overburden Geology
SPT Standard Penetration Test Geology
SSE Safe Shutdown Earthquake Geology
SWDS Subsurface Wastewater Disposal System Geology
T Transmissivity (= Kb) Geology
TD Total Depth Geology
Te Eocene Geology
Tm Miocene Geology
To Oligocene Geology
TOC Top of Casing Geology
TOS Top of Screen Geology
Tp Paleocene Geology
Tpl Pliocene Geology
Tr Triassic Geology
USCS Unified Soil Classification System Geology
UTM Universal Transverse Mercator Geology
VES Vertical Electric Sounding Geology
VSP Vertical Sensory Profile Geology
W West Geology
WC Water Column Geology
WHP Well Head Protection Geology
WHPA Well Head Protection Area Geology
WLI Water Level Indicator Geology
WS Water Supply Geology
AA Affirmative Action Governmental
AA Assistance Administration Governmental
ACE (U.S.) Army Corps of Engineers Governmental
ADA Americans with Disabilities Act Governmental
AEA Atomic Energy Act Governmental
AEC Atomic Energy Commission Governmental
AFB Air Force Base Governmental
AFCEE Air Force Center for Environmental Excellence Governmental
AFP Air Force Plant Governmental
AFR Applicable Federal Rate (IRS) Governmental
AG Attorney General Governmental
aka also known as Governmental
ALJ Administrative Law Judge Governmental
AMC Air Mobility Command Governmental
AMC Army Medical Center Governmental
AO Administrative Order Governmental
AP Approved Product (CPSC) Governmental
APA Administrative Procedures Act (USC) Governmental
AR Appropriation Request Governmental
ARC Annual Report on Carcinogens (HHS) Governmental
ARCS Alternative Remedial Contracting Strategy (or System) Governmental
ATF (U.S. Bureau of) Alcohol, Tobacco & Firearms Governmental
ATSDR Agency for Toxic Substances and Disease Registry (HHS) Governmental
AWOL Absent Without Leave Governmental
BAM Bacteriological Analytical Manual (FDA) Governmental
BAT Bureau of Apprenticeship & Training (DOL) Governmental
BATF (U.S.) Bureau of Alcohol, Tobacco, & Firearms Governmental
BLM (U.S.) Bureau of Land Management Governmental
BLS (U.S.) Bureau of Labor Statistics Governmental
BNA Bureau of National Affairs, Inc. Governmental
BOCA Building Officials & Code Administration Governmental
BOM (U.S.) Bureau of Mines Governmental
BOR (U.S.) Bureau of Reclamation Governmental
BRAC Base Realignment and Closure Governmental
BRH (U.S.) Bureau of Radiological Health Governmental
BRS Bibliographic Retrieval Service Governmental
BRS Biennial Reporting System Governmental
CAP Community Action Program Governmental
CBA Cost–Benefit Analysis Governmental
CCC Copyright Clearance Center Governmental
CCH Contested Citation Hearing (OSHRC) Governmental
CDC Centers for Disease Control and Prevention Governmental
CDR Commander Governmental
CFR Code of Federal Regulations Governmental
CILP Capital Improvement Loan Program (HUD) Governmental
CLEAN Comprehensive Long-Term Environmental Action Navy Governmental
CMSHA Coal Mine Safety & Health Act Governmental
CO Commanding Officer Governmental
COC (U.S.) Chamber of Commerce Governmental
COE (U.S. Army) Corps of Engineers Governmental
COL Colonel Governmental
COSHRA Comprehensive Occupational Safety & Health Reform Act Governmental
CP Certified Product Governmental
CPD Community Planning and Development (HUD) Governmental
CPL Corporal Governmental
CPO Chief Petty Officer Governmental
CPSA Consumer Product Safety Act Governmental
CPSC Consumer Product Safety Commission Governmental
CPT Captain Governmental
CW# Chief Ward Officer # Governmental
CWS Chemical Warfare Service Governmental
D Democrat Governmental
DAV Disabled American Veterans Governmental
DEA Drug Enforcement Agency (U.S. Marshall Service) Governmental
DHEW (U.S.) Department of Health, Education, and Welfare Governmental
DHHS (U.S.) Department of Health & Human Services Governmental
DNFSB Defense Nuclear Facilities Safety Board (DOE) Governmental
DOA (U.S.) Department of Agriculture Governmental
DOC (U.S.) Department of Commerce Governmental
DOD (U.S.) Department of Defense Governmental
DOE (U.S.) Department of Energy Governmental
DOH (U.S.) Department of Health Governmental
DOI (U.S.) Department of Interior Governmental
DOJ (U.S.) Department of Justice Governmental
DOL (U.S.) Department of Labor Governmental
DOS (U.S.) Department of State Governmental
DOT (U.S.) Department of Transportation Governmental
DVA (U.S.) Department of Veterans Affairs Governmental
DWI Driving While Intoxicated Governmental
EBS Emergency Broadcast System Governmental
EENET Emergency Education Network (FEMA) Governmental
EEOC Equal Employment Opportunity Commission Governmental
EFUR Expedited Follow-Up Rule Governmental
EIA Economic Impact Analysis (or Assessment) Governmental
EIR Endangerment Information Report Governmental
EO Executive Order Governmental
E/ORWG Education/Opinion Research Working Group (NRC) Governmental
EPCA Energy Policy & Conservation Act Governmental
ERC Emergency Response Commission Governmental
ERDA Energy Research & Development Administration Governmental
ERISA Employee Retirement Income Security Act Governmental
ESHAC Environment, Safety, and Health Advisory Committee (DOE) Governmental
ETA Employment and Training Administration (DOL) Governmental
EVE Exemplary Voluntary Effort (DOL) Governmental
FAA Federal Aviation Administration Governmental
FAAA Federal Alcohol Administration Act Governmental
FAAM Food Additives Analytical Manual (FDA) Governmental
FBI (U.S.) Federal Bureau of Investigation Governmental
FCC Federal Communications Commission Governmental
FDA (U.S.) Food & Drug Administration Governmental
FEA Federal Energy Administration Governmental
FEMA Federal Emergency Management Agency Governmental
FERC Federal Energy Regulatory Commission Governmental
FFDCA Federal Food, Drug, & Cosmetic Act Governmental
FHA Federal Housing Authority Governmental
FHSLA Federal Hazardous Substances Labeling Act Governmental
FHWA Federal Highway Administration Governmental
FICA Federal Insurance Contributions Act Governmental
FINDS Federal Information Network & Data System Governmental
FIP Federal Implementation Plan Governmental
FIPC Federal Information Processing Codes Governmental
fka formerly known as Governmental
FMB Federal Maritime Board Governmental
FMLA Family & Medical Leave Act Governmental
FOH Federal Occupational Health (PHS) Governmental
FOIA Freedom of Information Act Governmental
FR Federal Register Governmental
FRC Federal Radiation Council Governmental
FRC Federal Records Center Governmental
FRDS Federal Reporting Data System Governmental
FSIS Food Safety & Inspection Service (FDA) Governmental
FTC (U.S.) Federal Trade Commission Governmental
FTCA Federal Tort Claims Act Governmental
FTS Federal Telecommunications System Governmental
FTTA Federal Technology Transfer Act Governmental
FUBAR Fouled Up Beyond All Recognition Governmental
GAO (U.S.) General Accounting Office Governmental
GEN General Governmental
GME Government Mining Engineer Governmental
GNP Gross National Product Governmental
GOP Grand Old Party (Republican) Governmental
GPO (U.S.) Government Printing Office Governmental
GPRA Government Performance & Results Act Governmental
GPSC Government Programs Steering Committee Governmental
GSA (U.S.) General Services Administration Governmental
HA Housing Agency (HUD) Governmental
HCD Housing and Community Development (HUD) Governmental
HCDA Housing and Community Development Act Governmental
HCFA Health Care Finance Administration Governmental
HEA Higher Education Act Governmental
HELC House Education and Labor Committee Governmental
HEW (U.S. Department of) Health, Education, and Welfare Governmental
HHS (U.S. Department of) Health and Human Services Governmental
HMTA Hazardous Materials Transportation Act (DOT) Governmental
HMTUSA Hazardous Materials Transportation Uniform Safety Act (DOT) Governmental
HQS Housing Quality Standards (HUD) Governmental
HR House of Representatives Governmental
HRSA Health Resources & Services Administration Governmental
HUD (U.S. Department of) Housing and Urban Development Governmental
IAG Interagency Agreement Governmental
ICC Interstate Commerce Commission Governmental
ICR Information Collection Request (BLS) Governmental
ICSH Interagency Committee on Smoking & Health Governmental
ICSP Inter-Agency Committee on Standards Polich (NIST) Governmental
IDEA Individuals with Disabilities Education Act Governmental
IG Inspector General Governmental
IHA Indian Housing Authority Governmental
I/LWG Implementation/Legislation Working Group (SPI/NRC) Governmental
INS (U.S.) Immigration & Naturalization Service Governmental
IRC Internal Revenue Code Governmental
IRCA Immigration Reform and Control Act (DOJ) Governmental
IRLG Interagency Regulatory Liaison Group Governmental
IRS (U.S.) Internal Revenue Service Governmental
JAG Judge Advocate General Governmental
JURIS Justice Retrieval & Inquiry System (DOJ) Governmental
KIA Killed in Action Governmental
LAPC Local Area Planning Committee Governmental
LBPPPA Lead-Based Paint Poisoning Prevention Act (HEW) Governmental
LCS List of CFR Sections Governmental
LD Legislative Document Governmental
LOCIS Library of Congress Information System Governmental
LSA List of CFR Sections Affected Governmental
LT Lieutenant Governmental
LTC Lieutenant Colonel Governmental
LTJG Lieutenant Junior Grade Governmental
LURC Land Use Regulation Commission Governmental
MAJ Major Governmental
MCA Motor Carrier Act Governmental
MCAS Marine Corps Air Station Governmental
MCB Marine Corps Base Governmental
MCLB Marine Corps Logistics Base Governmental
METRI McClellan Environmental Technologies Remediation Implementation Contract Governmental
MIA Missing in Action Governmental
MMS (U.S.) Minerals Management Service Governmental
MMWR Morbidity & Mortality Weekly Report (CDC) Governmental
MSHA Mine Safety and Health Administration Governmental
MSHAct Mine Safety and Health Act Governmental
MSHRC Mine Safety and Health Review Commission Governmental
MTB Materials Transportation Board (DOT) Governmental
NAC National Audio/Visual Center Governmental
NAFTA North American Free Trade Agreement Governmental
NAMAS National Measurement Accreditation Service Governmental
NAPIS National Agriculture Pest Information System (USDA) Governmental
NAS National Academy of Sciences Governmental
NAS Naval Air Station Governmental
NASA National Aeronautics & Space Administration Governmental
NBAR Non-Binding (Preliminary) Allocation of Responsibility Governmental
NBC National Building Code Governmental
NBS National Bureau of Standards Governmental
NCC National Computing Center Governmental
NCO Non-Commissioned Officer Governmental
NCSCI National Center for Standards and Certification Information (NIST) Governmental
NDPD National Data Processing Division Governmental
NEEA National Environmental Education Act Governmental
NFA No Further Action Governmental
NFESC Naval Facilities Engineering Service Center Governmental
NHTSA National Highway Traffic Safety Administration Governmental
NIEHS National Institute of Environmental Health Sciences (HHS) Governmental
NIH National Institutes of Health (HHS) Governmental
NIMH National Institute of Mental Health (HHS) Governmental
NIMTOF Not In My Term of Office Governmental
NLM National Library of Medicine Governmental
NLRA National Labor Relations Act Governmental
NLRB National Labor Relations Board Governmental
NOAA National Oceanic and Atmospheric Administration Governmental
NOC Notice of Commencement Governmental
NOC Notice of Contest (OSHRC) Governmental
NOI Notice of Intent Governmental
NORAD North American Air Defense Command Governmental
NPR National Public Radio Governmental
NRC (U.S.) Nuclear Regulatory Commission Governmental
NRO National Reconnaissance Office Governmental
NRPA National Resources Protection Act Governmental
NSB Naval Sub Base Governmental
NSSL National Severe Storms Laboratory Governmental
NTSB National Transportation Safety Board Governmental
NVCASE National Voluntary Conformity Assessment Systems Evaluation Governmental
NWS National Weather Service Governmental
OBRA Omnibus Budget Reconciliation Act Governmental
OCLC On-Line Computer Library Center Governmental
ODPHP Office of Disease Prevention & Health Promotion (DHHS) Governmental
OEOB Old Executive Office Building Governmental
OERC Occupational Exposure Review Committee Governmental
OERWM Office of Environmental Restoration and Waste Management (DOE) Governmental
OESH Office of Environment, Safety, and Health (DOE) Governmental
OFCCP Office of Federal Contract Compliance Programs Governmental
OIG Office of Inspector General Governmental
OIM Office of Information Management Governmental
OIRA Office of Information & Regulatory Affairs (OMB) Governmental
OIRM Office of Information Resources Management Governmental
OIT Office of Industrial Technologies (DOE) Governmental
OLS On-Line Library System Governmental
OMB (U.S.) Office of Management & Budget Governmental
OMC (U.S.) Office of Motor Carriers Governmental
OPM (U.S.) Office of Personnel Management Governmental
OSH Office on Smoking & Health (HHS) Governmental
OSHA Occupational Safety and Health Administration (DOL) Governmental
OSHAct Occupational Safety and Health Act (DOL) Governmental
OSHRC Occupational Safety and Health Review Commission Governmental
OSRM Office of Standard Reference Materials (NBS) Governmental
OSTP Office of Science and Technology Policy (White House) Governmental
OTA Office of Technology Assessment (U.S. Congress) Governmental
OUI Operating Under the Influence Governmental
PAC Political Action Committee Governmental
PCS Performance Characteristics Sheet (HUD) Governmental
PDA Pregnancy Discrimination Act Governmental
PETE Partnership for Environmental Technology Education (DOE/EPA) Governmental
PFC Private First Class Governmental
PHA Public Housing Authority (HUD) Governmental
PHS (U.S.) Public Health Service (HHS) Governmental
PIH Public and Indian Housing (HUD) Governmental
PL Public Law Governmental
PLD Participating Local District Governmental
POW Prisoner of War Governmental
PRA Paperwork Reduction Act Governmental
PSOSH Postal Services Office of Safety and Health (USPS) Governmental
PVT Private Governmental
R Republican Governmental
RFA Regulatory Flexibility Act Governmental
RG Regulatory Guide Governmental
RIF Reduction in Force Governmental
RIN Regulation Identifier Number Governmental
RLA Railway Labor Act Governmental
RRA Resource Recovery Act Governmental
RSPA Research & Special Programs Administration (DOT) Governmental
S Senate Governmental
SAC Strategic Air Command Governmental
SB Subject Bibliography (Superintendent of Documents) Governmental
SBA (U.S.) Small Business Administration Governmental
SCS Soil Conservation Service Governmental
SDI Selective Dissemination of Information Governmental
SDI Strategic Defense Initiative Governmental
SE Standard Exemption Governmental
SEDA Secretary of Urban Development & Ecology Governmental
SEPC State Emergency Planning Commission Governmental
SERC State Emergency Response Commission Governmental
SF Standard Form (U.S. Government) Governmental
SFC Sergeant First Class Governmental
SGT Sergeant Governmental
SIP State Implementation Plan Governmental
SMCRA Surface Mining Control and Reclamation Act Governmental
SNAFU Situation Normal, All Fouled Up Governmental
SNUR Significant New Use Rules Governmental
SP# Specialist # Governmental
SPAR Standards for Protection Against Radiation (NRC) Governmental
SRIM Selected Research in Microfiche Governmental
SRO Single Room Occupancy (HUD) Governmental
SRS Standard Reevaluation Schedule (HUD) Governmental
SS Social Security Governmental
SSDI Social Security Disability Insurance Governmental
SSG Staff Sergeant Governmental
SSI Supplemental Security Income Governmental
SupDocs Superintendent of Documents (GPO) Governmental
TAWG Technical Analysis Working Group (SPI/NRC) Governmental
TDB Toxicology Data Bank (NLM) Governmental
UFC Uniform Fire Code Governmental
USAF United States Air Force Governmental
USATHAMA United States Army Toxics and Hazardous Materials Agency Governmental
USC United States Code Governmental
USCA United States Court of Appeals Governmental
USCG United States Coast Guard Governmental
USDA United States Department of Agriculture Governmental
USDI United States Department of the Interior Governmental
USFA United States Fire Academy Governmental
USFWS United States Fish and Wildlife Service (DOI) Governmental
USGS United States Geological Survey Governmental
USN United States Navy Governmental
USPS United States Postal Service Governmental
USS United States Ship Governmental
USTR United States Trade Representative Governmental
VFW Veterans of Foreign Wars Governmental
WA Work Cover Authority Governmental
WAC Women’s Army Corps Governmental
WCA Workers’ Compensation Act Governmental
WIC Women & Infant Children Governmental
WLN Washington Library Network Governmental
ZIP Zone Improvement Plan Governmental
AFFF Aqueous Film Forming Foam Hazardous Materials/Hazardous Waste
AGT Above Ground Tank Hazardous Materials/Hazardous Waste
AST Above-Ground Storage Tank Hazardous Materials/Hazardous Waste
BLEVE Boiling–Liquid–Expanding–Vapor Explosion Hazardous Materials/Hazardous Waste
C Corrosivity Hazardous Materials/Hazardous Waste
CAMIO Computer-Aided Material Information Organization Hazardous Materials/Hazardous Waste
CAS Chemical Abstracts Service Hazardous Materials/Hazardous Waste
CCA Copper, Chromium, and Arsenic Hazardous Materials/Hazardous Waste
CCID Confidential Chemicals Identification System Hazardous Materials/Hazardous Waste
CCW Constituent Concentration in Waste Hazardous Materials/Hazardous Waste
CCWE Constituent Concentration in Waste Extract Hazardous Materials/Hazardous Waste
CEPP Chemical Emergency Preparedness Plan Hazardous Materials/Hazardous Waste
CG Combustible Gas Hazardous Materials/Hazardous Waste
CGI Combustible Gas Indicator Hazardous Materials/Hazardous Waste
CGM Combustible Gas Monitor Hazardous Materials/Hazardous Waste
CGNRC Coast Guard National Response Center Hazardous Materials/Hazardous Waste
CHEMTREC Chemical Transportation Emergency Center Hazardous Materials/Hazardous Waste
CHIP Chemical Hazard Information Profile (or Program) Hazardous Materials/Hazardous Waste
CHIT Chemical Hazard Identification Training Hazardous Materials/Hazardous Waste
CHRIS Chemical Hazard Response Information System (USCG) Hazardous Materials/Hazardous Waste
CICIS Chemicals in Commerce Information System Hazardous Materials/Hazardous Waste
CIL Chemical Inventory List Hazardous Materials/Hazardous Waste
CIS Chemical Information System Hazardous Materials/Hazardous Waste
CLIPS Chemical List Indexing & Processing System Hazardous Materials/Hazardous Waste
COC Chain-of-Command Hazardous Materials/Hazardous Waste
CPC Chemical Protective Clothing Hazardous Materials/Hazardous Waste
CPF Chemical Protective Fabric Hazardous Materials/Hazardous Waste
CRC Contamination Reduction Corridor Hazardous Materials/Hazardous Waste
CRM Chemical Response Management Hazardous Materials/Hazardous Waste
CRZ Contamination Reduction Zone Hazardous Materials/Hazardous Waste
CSIN Chemical Substances Information Network Hazardous Materials/Hazardous Waste
CT Cargo Tank Hazardous Materials/Hazardous Waste
CTARC Chemical Testing & Assessment Research Commission Hazardous Materials/Hazardous Waste
DCM Dangerous Cargo Manifest Hazardous Materials/Hazardous Waste
DF Decontamination Factor Hazardous Materials/Hazardous Waste
DF Drum Fiber Hazardous Materials/Hazardous Waste
DM Drum Metal Hazardous Materials/Hazardous Waste
E Extraordinarily Hazardous Hazardous Materials/Hazardous Waste
EAP Emergency Action Plan Hazardous Materials/Hazardous Waste
EEL Emergency Exposure Level Hazardous Materials/Hazardous Waste
EHCI Emergency and Hazardous Chemical Inventory Hazardous Materials/Hazardous Waste
EHCIF Emergency and Hazardous Chemical Inventory Form Hazardous Materials/Hazardous Waste
EHS Extremely Hazardous Substance Hazardous Materials/Hazardous Waste
EPD Emergency Planning District Hazardous Materials/Hazardous Waste
EPR Emergency Planning & Response Hazardous Materials/Hazardous Waste
ER Emergency Response Hazardous Materials/Hazardous Waste
ER Explosive Range Hazardous Materials/Hazardous Waste
ERG Emergency Response Guidebook Hazardous Materials/Hazardous Waste
ERP Emergency Response Plan Hazardous Materials/Hazardous Waste
ERPG Emergency Response Planning Guideline (AIHA) Hazardous Materials/Hazardous Waste
ERRIS Emergency & Remedial Response Information System Hazardous Materials/Hazardous Waste
ERS Emergency Relief System Hazardous Materials/Hazardous Waste
ERT Emergency Response Team Hazardous Materials/Hazardous Waste
ERTL Emergency Response Team Leader Hazardous Materials/Hazardous Waste
ESCBA Escape Self-Contained Breathing Apparatus Hazardous Materials/Hazardous Waste
F Flammability Hazardous Materials/Hazardous Waste
FES Fully Encapsulating Suit Hazardous Materials/Hazardous Waste
FlP Flash Point Hazardous Materials/Hazardous Waste
FOSC Federal On-Scene Coordinator Hazardous Materials/Hazardous Waste
FP Fire Point Hazardous Materials/Hazardous Waste
FP Flash Point Hazardous Materials/Hazardous Waste
FR Flammability Range Hazardous Materials/Hazardous Waste
HASP Health and Safety Plan Hazardous Materials/Hazardous Waste
HAZCOM Hazard Communication Hazardous Materials/Hazardous Waste
HAZMAT Hazardous Materials Hazardous Materials/Hazardous Waste
HAZWRAP Hazardous Waste Remedial Actions Program Hazardous Materials/Hazardous Waste
HHC Highly Hazardous Chemical Hazardous Materials/Hazardous Waste
HHW Household Hazardous Waste Hazardous Materials/Hazardous Waste
HIT Hazard Information Transmission Hazardous Materials/Hazardous Waste
HMIG Hazardous Materials Information Guide Hazardous Materials/Hazardous Waste
HMIS Hazardous Materials Information System Hazardous Materials/Hazardous Waste
HMMP Hazardous Material Management Plan Hazardous Materials/Hazardous Waste
HMR Hazardous Materials Regulations Hazardous Materials/Hazardous Waste
HMT Hazardous Materials Table Hazardous Materials/Hazardous Waste
HMT Hazardous Materials Technology (HMTRI) Hazardous Materials/Hazardous Waste
HMTR Hazardous Materials Transportation Regulation Hazardous Materials/Hazardous Waste
HMW Hazardous Material and Waste Hazardous Materials/Hazardous Waste
HPM Hazardous Production Material Hazardous Materials/Hazardous Waste
HW Hazardous Waste Hazardous Materials/Hazardous Waste
HWESF Hanford Waste Encapsulation & Storage Facility Hazardous Materials/Hazardous Waste
HWM Hazardous Waste Management Hazardous Materials/Hazardous Waste
I Ignitability Hazardous Materials/Hazardous Waste
ICS Incident Command System Hazardous Materials/Hazardous Waste
ICS International Chemical System Hazardous Materials/Hazardous Waste
IOSC Incident On-Scene Commander (Coordinator) Hazardous Materials/Hazardous Waste
IRPTC International Register of Potentially Toxic Chemicals Hazardous Materials/Hazardous Waste
LEL Lower Explosive Limit Hazardous Materials/Hazardous Waste
LEPC Local Emergency Planning Committee Hazardous Materials/Hazardous Waste
LERC Local Emergency Response Committee Hazardous Materials/Hazardous Waste
LFL Lower Flammability Limit Hazardous Materials/Hazardous Waste
LLRW Low-Level Radioactive Waste Hazardous Materials/Hazardous Waste
LSP Liquid-Splash Protective Hazardous Materials/Hazardous Waste
LSPS Liquid-Splash Protective Suit Hazardous Materials/Hazardous Waste
LUFT Leaking Underground Fuel Tank Hazardous Materials/Hazardous Waste
LUST Leaking Underground Storage Tank Hazardous Materials/Hazardous Waste
LWL Lower Warning Limit Hazardous Materials/Hazardous Waste
MEC Minimum Explosive Concentration Hazardous Materials/Hazardous Waste
MHE Material Handling Equipment Hazardous Materials/Hazardous Waste
MSW Municipal Solid Waste Hazardous Materials/Hazardous Waste
MSWA Municipal Solid Waste Ash Hazardous Materials/Hazardous Waste
MSWL/F Municipal Solid Waste Landfill Hazardous Materials/Hazardous Waste
NBC Nuclear-Biological-Chemical Hazardous Materials/Hazardous Waste
NOC Not Otherwise Classified Hazardous Materials/Hazardous Waste
NOI(DN) Not Otherwise Indexed (By Name) Hazardous Materials/Hazardous Waste
NOS Not Otherwise Specified Hazardous Materials/Hazardous Waste
NRT National Response Team Hazardous Materials/Hazardous Waste
OTR Over-the-Road Hazardous Materials/Hazardous Waste
OVI Organic Volatile Impurity Hazardous Materials/Hazardous Waste
OXY Oxidizer Hazardous Materials/Hazardous Waste
PDS Personnel Decontamination Station Hazardous Materials/Hazardous Waste
PHC Principal Hazardous Constituent Hazardous Materials/Hazardous Waste
PLE Paints, Lacquers, Enamels Hazardous Materials/Hazardous Waste
POHC Principal Organic Hazardous Constituent Hazardous Materials/Hazardous Waste
R Reactivity Hazardous Materials/Hazardous Waste
RHRS Revised Hazardous Ranking System Hazardous Materials/Hazardous Waste
RHYTHM Remember How You Treat Hazardous Materials (Du Pont) Hazardous Materials/Hazardous Waste
SRT Spill Response Team Hazardous Materials/Hazardous Waste
STC Single Tip Container (DOT) Hazardous Materials/Hazardous Waste
SW Solid Waste Hazardous Materials/Hazardous Waste
SWMU Solid Waste Management Unit Hazardous Materials/Hazardous Waste
TCP Tanks, Containers, and Piles Hazardous Materials/Hazardous Waste
TD Transport and Disposal Hazardous Materials/Hazardous Waste
TI Transport Index (DOT) Hazardous Materials/Hazardous Waste
TPQ Threshold Planning Quantity Hazardous Materials/Hazardous Waste
TRA Transportation Risk Analysis Hazardous Materials/Hazardous Waste
TSD Treatment, Storage, and Disposal Hazardous Materials/Hazardous Waste
TSDF Treatment, Storage, and Disposal Facility Hazardous Materials/Hazardous Waste
TSDRF Treatment, Storage, Disposal, and Recycling Facility Hazardous Materials/Hazardous Waste
TTLC Total Threshold Limit Concentration Hazardous Materials/Hazardous Waste
UCS Unified Command System Hazardous Materials/Hazardous Waste
UEL Upper Explosive Limit Hazardous Materials/Hazardous Waste
UFL Upper Flammability Limit Hazardous Materials/Hazardous Waste
UFT Underground Fuel Tank Hazardous Materials/Hazardous Waste
UHC Underlying Hazardous Constituent Hazardous Materials/Hazardous Waste
UST Underground Storage Tank Hazardous Materials/Hazardous Waste
UTTU Underground Tank Technology Update Hazardous Materials/Hazardous Waste
UVCE Unconfined Vapor Cloud Explosion Hazardous Materials/Hazardous Waste
UWL Upper Warning Limit Hazardous Materials/Hazardous Waste
WHMIS Waste Hazard Management Information System Hazardous Materials/Hazardous Waste
WL Warning Limit Hazardous Materials/Hazardous Waste
WRAP Waste Reduction Always Pays (Dow) Hazardous Materials/Hazardous Waste
WRAS Waste Reduction Advisory System (HWRIC) Hazardous Materials/Hazardous Waste
WTE Waste-to-Energy Hazardous Materials/Hazardous Waste
AA Alcoholics Anonymous Health and Medical
ABC Airway, Breathing, Circulation Health and Medical
ABG Arterial Blood Gas Health and Medical
ABP Airborne Pathogen Health and Medical
ACTH Adrenocorticotropic Hormone Health and Medical
ADAS Anatomical Dead Air Space Health and Medical
ADH Antidiuretic Hormone Health and Medical
ADP Adinosine Diphosphate Health and Medical
AFP Alpha-Fetoprotein Health and Medical
AIDS Acquired Immunodeficiency Syndrome Health and Medical
ALA Delta-Aminolevulinic Acid Health and Medical
ALA-D Delta-Aminolevulinic Acid Dehydrates Health and Medical
Alb Albumin Health and Medical
ANS Autonomic Nervous System Health and Medical
A&P Anatomy & Physiology Health and Medical
APGAR Appearance, Pulse, Grimace, Activity, Respiratory Effort Health and Medical
ARC AIDS-Related Complex Health and Medical
ARC American Red Cross Health and Medical
ARDS Adult Respiratory Distress Syndrome Health and Medical
ATD Acute Trauma Disorder Health and Medical
ATP Adinosine Triphoshate Health and Medical
AV Atrioventricular Health and Medical
AVR Alveolar Ventilation Rate (=RR[TV – DAS]) Health and Medical
AZT Azidothymidine (AIDS Drug) Health and Medical
BAT Breath Alcohol Technician Health and Medical
BBP Bloodborne Pathogen Health and Medical
BC Bone Conduction (Threshold) Health and Medical
BDMP Birth Defects Monitoring Program Health and Medical
BEI Biological Exposure Index (ACGIH) Health and Medical
bid Two Times per Day Health and Medical
BMI Body Mass Index Health and Medical
BMR Basal Metabolic Rate Health and Medical
BP Blood Pressure Health and Medical
BPD Blood Pressure–Diastolic Health and Medical
BPM Beats per Minute Health and Medical
BPS Blood Pressure–Systolic Health and Medical
BTP Body Temperature Health and Medical
BTPS Body Temperature Saturated Health and Medical
B2M Beta-2-Microglobulin Health and Medical
B2MU Beta-2-Microglobulin in Urine Health and Medical
BUN Blood Urea Nitrogen Health and Medical
BWL Body Water Loss Health and Medical
C Carcinogen Health and Medical
C(#) Cervical (vertebrae) Health and Medical
CAT Computer-Aided Tomography Health and Medical
CBC Complete Blood Count Health and Medical
CCU Cardiac Care Unit Health and Medical
CdB Cadmium in Blood Health and Medical
CdU Cadmium in Urine Health and Medical
CHD Chronic Heart Disease Health and Medical
CIS Cancer Information Service (NCI) Health and Medical
CMV Cytomegalovirus Health and Medical
CNS Central Nervous System Health and Medical
COHb Carboxyhemoglobin Health and Medical
COLD Chronic Obstructive Lung Disease Health and Medical
COPD Chronic Obstructive Pulmonary Disease Health and Medical
CPAP Continuous Positive Air Pressure Health and Medical
CPF Carcinogenic Potency Factor Health and Medical
CPK Creatinine Phosphokinase Health and Medical
CPR Cardiopulmonary Resuscitation Health and Medical
CPT Chest Physio-Therapy Health and Medical
CREA Creatinine Health and Medical
CRF Corticotropin-Releasing Factor Health and Medical
CRH Corticotropin-Releasing Hormone Health and Medical
CRTU Creatinine in Urine Health and Medical
CSF Cerebrospinal Fluid Health and Medical
CTD Cumulative Trauma Disorder Health and Medical
CTS Carpal Tunnel Syndrome Health and Medical
CV Cardiovascular Health and Medical
CVD Cardiovascular Disease Health and Medical
CVS Cardiovascular System Health and Medical
CWP Coal Workers’ Pneumoconiosis Health and Medical
CXR Chest X-Ray Health and Medical
D&A Drug & Alcohol (Test) Health and Medical
DAS Dead Air Space Health and Medical
DBH Diameter Breast Height Health and Medical
d/c discontinue(d) Health and Medical
DIC Disseminated Intravascular Coagulation Health and Medical
DNA Deoxyribonucleic Acid Health and Medical
DNR Do Not Resusitate Health and Medical
DOA Dead on Arrival Health and Medical
DPT Diptheria, Pertussis, Tetanus Health and Medical
EBT Evidential Breath Testing Health and Medical
ECG Electrocardiogram Health and Medical
EDR Electrodialysis Reversal Health and Medical
EEG Electroencephalogram Health and Medical
EKG Electrocardiogram Health and Medical
ELISA Enzyme-Linked Immunosorbent Staining Assay Health and Medical
EMG Electromyogram Health and Medical
EMS Emergency Medical Service Health and Medical
EMT Emergency Medical Technician Health and Medical
ENT Ear, Nose, & Throat Health and Medical
EP Erythrocyte Protoporphyrin (RBC) Health and Medical
EPSP Excitatory Postsynaptic Potential Health and Medical
ER Emergency Room Health and Medical
ERV Expiratory Reserve Volume Health and Medical
ESR Erythrocyte Sedimentation Rate Health and Medical
FBP Foodborne Pathogen Health and Medical
FC Facilitated Communication Health and Medical
FDP Fibrin Degradation (Split) Product Health and Medical
FEF Forced Expiratory Flow Health and Medical
FEP Free Erythrocyte Protoporphyrin Health and Medical
FEV Forced Expiratory Volume Health and Medical
FEVC Forced Expiratory Vital Capacity Health and Medical
FPP Fetal Protection Policy Health and Medical
FRC Functional Residual Capacity Health and Medical
FSH Follicle-Stimulating Hormone Health and Medical
FSP Fibrin Split Product Health and Medical
FVC Forced Vital Capacity Health and Medical
GABA Gamma Amino Butyric Acid Health and Medical
GAG Glycosaminoglycan Health and Medical
G-CSF Granulocyte Colony Stimulating Factor Health and Medical
GI Gastrointestinal (tract) Health and Medical
GnRH Gonadotropin-Releasing Hormone Health and Medical
GWS Gulf War Syndrome Health and Medical
HANES Health and Nutrition Examination Survey II (NIH) Health and Medical
HAPE High Altitude Pulmonary Edema Health and Medical
HAV Hepatitis A Virus Health and Medical
HBIG Hepatitis B Immune Globulin Health and Medical
HBV Hepatitis B Virus Health and Medical
HC Healthcare Health and Medical
HCG Human Chorionic Gonadotropin Health and Medical
HCP Healthcare Personnel Health and Medical
HCT Hematocrit Health and Medical
HCV Hepatitis C Virus Health and Medical
HCW Healthcare Worker Health and Medical
HDL High Density Lipoprotein Health and Medical
HEENT Head, Eyes, Ears, Nose, Throat Health and Medical
HEV Hepatitis E Virus Health and Medical
HF Humidifier Fever Health and Medical
HGB Hemoglobin Health and Medical
HHANES Hispanic Health and Nutrition Examination Survey (NIH) Health and Medical
HIV Human Immunodeficiency Virus Health and Medical
HLA Human Leukocyte Antigen Health and Medical
HMO Health Maintenance Organization Health and Medical
HP Hypersensitivity Pneumonitis Health and Medical
HPNS High Pressure Nervous Syndrome Health and Medical
HPV Human Papillomavirus Health and Medical
HR Heart Rate Health and Medical
IARC International Agency for Research on Cancer Health and Medical
IC Inspiratory Capacity (=TV + IRV) Health and Medical
ICU Intensive Care Unit Health and Medical
IF Intrinsic Factor Health and Medical
Ig Immunoglobulin Health and Medical
IM Intramuscular Health and Medical
I/O Input/Output Health and Medical
IPSP Inhibitory Postsynaptic Potential Health and Medical
IRDS Infantile Respiratory Distress Syndrome Health and Medical
IRV Inspiratory Reserve Volume Health and Medical
ITP Ideopathic Thrombocytopenic Purpura Health and Medical
IUD Intra-Uterine Device Health and Medical
IV Intravenous Health and Medical
IVDA Intravenous Drug Abuser Health and Medical
JAMA Journal of the American Medical Association Health and Medical
JCAOH Joint Commission on Accreditation of Hospitals Health and Medical
L(#) Lumbar (vertebrae #) Health and Medical
LA Left Arm Health and Medical
LATS Long Acting Thyroid Stimulator Health and Medical
LBP Lower Back Pain Health and Medical
LCM Life Cycle Management Health and Medical
LDH Lactate Dehydrogenase Health and Medical
LDL Low Density Lipoprotein Health and Medical
LF Left Foot Health and Medical
LFLC Lung Fibrosis and Lung Cancer Health and Medical
LH Leuteinizing Hormone Health and Medical
LHRH Leuteinizing Hormone-Releasing Hormone Health and Medical
LMP Last Menstrual Period Health and Medical
LRI Lower Respiratory Infection Health and Medical
LT Lactate Threshold Health and Medical
LTC Long Term Care Health and Medical
LTM Long Term Memory Health and Medical
M Mutagen Health and Medical
MBP Milkborne Pathogen Health and Medical
MCV Mean Corpuscular Volume Health and Medical
MEDLARS Medical Literature Analysis & Retrieval System Health and Medical
MEFR Maximal Expiratory Flow Rate Health and Medical
MeSH Medical Subject Heading Health and Medical
MMR Measles, Mumps, Rubella Health and Medical
MPI Mass Psychogenic Illness Health and Medical
MRI Magnetic Resonance Imaging Health and Medical
mRNA Messenger Ribonucleic Acid Health and Medical
MRV Minute Reserve Volume (= TV x RR) Health and Medical
MSD Musculoskeletal Disorder Health and Medical
MSH Melanocyte-Stimulating Hormone Health and Medical
MT Medical Technologist Health and Medical
MTB Mycobacterium Tuberculosis Health and Medical
MTU Mobile Treatment Unit Health and Medical
MVV Maximal Voluntary Ventilation Health and Medical
NCV Nerve Conduction Velocity Health and Medical
NFNC Neither (Lung) Fibrosis Nor (Lung) Cancer Health and Medical
NHANES National Health and Nutrition Examination Survey II Health and Medical
NICU Neonatal Intensive Care Unit Health and Medical
NMDP National Marrow Donor Program Health and Medical
NMR Nuclear Magnetic Resonance Health and Medical
OR Operating Room Health and Medical
OT Occupational Therapy Health and Medical
OT Oral Temperature Health and Medical
PACU Post Anasthesia Care Unit Health and Medical
PAH Para-Aminohippuric Acid Health and Medical
PASS Professional Airways Systems Specialist Health and Medical
PbB Lead Level in Blood Health and Medical
PBSC Peripheral Blood Stem Cell Health and Medical
PCC Poison Control Center Health and Medical
PCP Pneumocystis (Carinii) Pneumonia Health and Medical
PE Pulmonary Embolism Health and Medical
PET Positron Emission Tomography Health and Medical
PFT Pulmonary Function Test Health and Medical
PICU Pediatric Intensive Care Unit Health and Medical
PID Pelvic Inflammatory Disease Health and Medical
PIH Prolactin-Inhibiting Hormone Health and Medical
PKU Phenylketonuria Health and Medical
PMR Proportional Mortality Ratio Health and Medical
PMS Premenstrual Syndrome Health and Medical
PNH Paroxysmal Nocturnal Hemoglobinuria Health and Medical
PNS Parasympathetic Nervous System Health and Medical
PNS Peripheral Nervous System Health and Medical
PRH Prolactin-Releasing Hormone Health and Medical
PT Physical Therapy Health and Medical
PTH Parathyroid Hormone Health and Medical
PTSD Post Traumatic Stress Disorder Health and Medical
PVC Premature Ventricular Contraction Health and Medical
qid Four Times per Day Health and Medical
R Receptor Health and Medical
RA Right Arm Health and Medical
RADS Reactive Airways Dysfunction Syndrome Health and Medical
RAST Radio-Immunoassay Staining Technique Health and Medical
RBC Red Blood Cell Health and Medical
RBC Red Blood Count Health and Medical
RBP Retinol Binding Protein Health and Medical
RDA Recommended Dietary Allowance Health and Medical
RDS Respiratory Distress Syndrome Health and Medical
REAG Reproductive Effects Assessment Group Health and Medical
RIA Radioimmunoassay Health and Medical
RMI Repetitive Motion Injury Health and Medical
RNA Ribonucleic Acid Health and Medical
ROM Range of Motion Health and Medical
RQ Respiratory Quotient (= CO2/O2) Health and Medical
RR Respiratory Rate Health and Medical
rRNA Ribosomal Ribonucleic Acid Health and Medical
RSI Repetitive Strain Injury Health and Medical
RTD Repeat Trauma Disorder Health and Medical
RULA Rapid Upper Limb Assessment Health and Medical
RV Residual Volume Health and Medical
S(#) Sacral (vertebrae) Health and Medical
SA Sinoatrial Health and Medical
SAD Standard American Diet Health and Medical
SCSS Sporicidin Cold Sterilizing Solution Health and Medical
SGOT Serum Glutamic-Oxaloacetic Transaminase Health and Medical
SGPT Serum Glutamic-Pyruvic Transaminase Health and Medical
SICU Surgical Intensive Care Unit Health and Medical
SMR Standardized Mortality Ratio Health and Medical
SOB Shortness of Breath Health and Medical
SRS-A Slow Reactive Substance of Anaphylaxis Health and Medical
s/s signs & symptoms Health and Medical
STD Sexually Transmitted Disease Health and Medical
STM Short Term Memory Health and Medical
T(#) Thoracic (vertebrae) Health and Medical
TB Tuberculosis Health and Medical
TBT Trybutylin Health and Medical
TGF-B Transforming Growth Factor - Beta Health and Medical
THG Tamm-Horsfall Glycoprotein Health and Medical
tid Three Times per Day Health and Medical
TLC Tender Loving Care Health and Medical
TLC Total Lung Capacity (= IRV + ERV + TV + RV) Health and Medical
TRH Thyroid-Releasing Hormone Health and Medical
tRNA Transfer Ribonucleic Acid Health and Medical
TSH Thyroid-Stimulating Hormone Health and Medical
TV Tidal Volume Health and Medical
Tx Treatment Health and Medical
URI Upper Respiratory Infection Health and Medical
URT Upper Respiratory Tract Health and Medical
UTI Urinary Tract Infection Health and Medical
VC Vital Capacity (= IRV + TV + ERV) Health and Medical
VCTS Vision Contrast Test System Health and Medical
VWF Vibration (Induced) White Finger Health and Medical
VZIG Varicella–Zoster Immune Globulin Health and Medical
WBC White Blood Count Health and Medical
WBP Waterborne Pathogen Health and Medical
A Aeroallergen Industrial Hygiene
A–B–G Alpha–Beta–Gamma Industrial Hygiene
AED Aerodynamic Equivalent Diameter Industrial Hygiene
AFD Air Filtration Device Industrial Hygiene
AGI All Glass Impinger Industrial Hygiene
AHU Air Handling Unit Industrial Hygiene
ALTER Acceptable Long-Term Exposure Range (DNHW) Industrial Hygiene
APS Aerodynamic Particle Sizer Industrial Hygiene
ASTER Acceptable Short-Term Exposure Range (DNHW) Industrial Hygiene
AV Air Velocity Industrial Hygiene
BEIR Biological Effects of Ionizing Radiation Industrial Hygiene
BRI Building-Related Illness Industrial Hygiene
C Ceiling (concentration) Industrial Hygiene
C Concentration (TWA) Industrial Hygiene
CAM Constant Air Monitor Industrial Hygiene
CET Corrected Effective Temp Industrial Hygiene
CHP Chemical Hygiene Plan Industrial Hygiene
C-T Concentration-Time Industrial Hygiene
D Dose Absorbed Industrial Hygiene
DE Dose Equivalent Industrial Hygiene
DFM Dust, Fume, Mist Industrial Hygiene
DRI Direct Reading Instrument Industrial Hygiene
DVM Dust Vacuum Method Industrial Hygiene
E Exposure Industrial Hygiene
ECT Equivalent Chill Temperature Industrial Hygiene
ELF Extremely Low Frequency Industrial Hygiene
EPNL Effective Perceived Noise Level Industrial Hygiene
ET Effective Temp Industrial Hygiene
ETS Environmental Tobacco Smoke Industrial Hygiene
EVC Equilibrium Vapor Concentration (= VHR x TLV) Industrial Hygiene
FA Field Attenuation Industrial Hygiene
FAM Fibrous Aerosol Monitor Industrial Hygiene
FB Ferruginous Body Industrial Hygiene
FID Flame Ionization Detector Industrial Hygiene
FPD Flame Photometric Detector Industrial Hygiene
FTP Fan Total Pressure (= TPin – TPout) Industrial Hygiene
GM Geiger–Muller Industrial Hygiene
GRAS Generally Recognized As Safe Industrial Hygiene
GSD Genetically Significant Dose Industrial Hygiene
GT Globe Temperature Industrial Hygiene
H Hard (microorganism) Industrial Hygiene
HAM Handheld Aerosol Monitor Industrial Hygiene
HAVS Hand Arm Vibration Syndrome Industrial Hygiene
HEP Hazard Equivalent Plutonium Industrial Hygiene
HEPA High Efficiency Particulate Air Industrial Hygiene
HFS High Flow Sampler (Pump) Industrial Hygiene
HL Hearing Level Industrial Hygiene
HP Health Physicist (or Physics) Industrial Hygiene
HSI Heat Stress Index Industrial Hygiene
HTL Hearing Threshold Level Industrial Hygiene
HV HEPA Vacuum Industrial Hygiene
HVF High Volume Flow Industrial Hygiene
HVL Half Value Layer Industrial Hygiene
IAQ Indoor Air Quality Industrial Hygiene
IAQP Indoor Air Quality Procedure (ASHRAE) Industrial Hygiene
IC Intended Change Industrial Hygiene
IDLH Immediately Dangerous to Life or Health Industrial Hygiene
IEQ Indoor Environmental Quality Industrial Hygiene
IH Industrial Hygiene (or Hygienist) Industrial Hygiene
IPM Inspirable Particulate Mass Industrial Hygiene
IPM Integrated Pest Management Industrial Hygiene
L Limit (of Exposure) Industrial Hygiene
LC Lethal Concentration Industrial Hygiene
LD Lethal Dose Industrial Hygiene
LEV Local Exhaust Ventilation Industrial Hygiene
LFL Lowest Feasible Limit Industrial Hygiene
LFP Low Flow Sampler (Pump) Industrial Hygiene
LOAEL Lowest Observed Adverse Effect Level Industrial Hygiene
LOEL Lowest Observed Effect Level Industrial Hygiene
LVS Large Volume Sampler Industrial Hygiene
MA Mixed Air Industrial Hygiene
MAD Maximum Applicable Dose Industrial Hygiene
MAK Maximum Allowable Concentration (Germany) Industrial Hygiene
MATC Maximum Allowable Toxicant Concentration Industrial Hygiene
MCEF Mixed Cellulose Ester Filter Industrial Hygiene
Md Martin’s Diameter Industrial Hygiene
MEI Most Exposed Individual Industrial Hygiene
MLD Minimum Lethal Dose Industrial Hygiene
MPC Maximum Permissible Concentration Industrial Hygiene
MPD Maximum Permissible Dose Industrial Hygiene
MPE Maximum Permissible Exposure (to LASER) Industrial Hygiene
MRT Mean Radiant Temperature Industrial Hygiene
MTD Maximum Tolerated Dose Industrial Hygiene
MV Mechanical Ventilation Industrial Hygiene
N Neurotoxin Industrial Hygiene
NAFU Negative Air Filtration Unit Industrial Hygiene
NIC Notice of Intended Changes (ACGIH) Industrial Hygiene
NOAEL No Observed Adverse Effect Level Industrial Hygiene
NOEL No Observed Effect Level Industrial Hygiene
NWB Natural Wet Bulb Industrial Hygiene
NWBT Natural Wet Bulb Temperature Industrial Hygiene
OA Outside Air Industrial Hygiene
OEDB Occupational Exposure Database (ACGIH-AIHA) Industrial Hygiene
OEV Occupational Exposure Value (ACGIH) Industrial Hygiene
OVM Organic Vapor Monitor Industrial Hygiene
PA Projected Area (particle diameter) Industrial Hygiene
PAEC Potential Alpha Energy Concentration Industrial Hygiene
PCIH Professional Conference on Industrial Hygiene Industrial Hygiene
PIC Pocket Ion Chamber Industrial Hygiene
PM Particulate Matter Industrial Hygiene
PNOC Particulates Not Otherwise Classified Industrial Hygiene
POE Point of Exposure Industrial Hygiene
P4SR Predicted 4-Hour Sweat Rate Industrial Hygiene
PSS Particle Size-Selective Industrial Hygiene
Q Quantity or Volume of Flow Rate Industrial Hygiene
RA Return Air Industrial Hygiene
RCG Radioactivity Concentration Guide Industrial Hygiene
RP Respirable Particle Industrial Hygiene
RPG Radiation Protection Guide Industrial Hygiene
RPM Respirable Particulate Mass Industrial Hygiene
RSO Radiation Safety Officer Industrial Hygiene
RSP Radiation Safety Program Industrial Hygiene
RWP Radiation Work Permit Industrial Hygiene
S Sensitive (microorganism) Industrial Hygiene
SA Supply Air Industrial Hygiene
SBS Sick Building Syndrome Industrial Hygiene
Sc Susceptibility Industrial Hygiene
SIMSLIN Safety In Mines Scattered Light Instrument Industrial Hygiene
SP Static Pressure (= TP – VP) Industrial Hygiene
SPL Sound Pressure Level Industrial Hygiene
T Teratogen Industrial Hygiene
T Toxicant Industrial Hygiene
T Toxicity Industrial Hygiene
TBS Tight Building System Industrial Hygiene
TC Toxic Concentration Industrial Hygiene
TC Toxicity Characteristic Industrial Hygiene
TD Tolerated Dose Industrial Hygiene
TD Toxic Dose Industrial Hygiene
TDS Time, Distance, Shielding Industrial Hygiene
TIE Toxicity Identification Evaluation Industrial Hygiene
TIPM Total Inhalable Particulate Matter Industrial Hygiene
TLD Thermoluminescent Dosimetry Industrial Hygiene
TLV Threshold Limit Value (ACGIH) Industrial Hygiene
TLV–C Threshold Limit Value–Ceiling (ACGIH) Industrial Hygiene
TOT Target Organ Toxicity Industrial Hygiene
TP Total Pressure (= SP + VP) Industrial Hygiene
TPM Thoracic Particulate Mass Industrial Hygiene
TRE Toxicity Reduction Evaluation Industrial Hygiene
TSPM Total Suspended Particulate Matter Industrial Hygiene
TVL Tenth Value Layer Industrial Hygiene
TWA Time-Weighted Average Industrial Hygiene
ULPA Ultra (Efficiency) Particulate Air Industrial Hygiene
UTF Unification Task Force (AAIH, ABIH, ACGIH, AIHA) Industrial Hygiene
VEM Ventilation Efficiency Measurement Industrial Hygiene
VEMS Ventilation Efficiency Measurement System Industrial Hygiene
VHR Vapor Hazard Ratio (= EVC/TLV) Industrial Hygiene
VP Velocity Pressure (= TP – SP) Industrial Hygiene
VRP Ventilation Rate Procedure (ASHRAE) Industrial Hygiene
VSD Virtually Safe Dose Industrial Hygiene
VT Ventilation Threshold Industrial Hygiene
WB Wet Bulb (temperature) Industrial Hygiene
WBC Whole Body Counter Industrial Hygiene
WBGT Wet Bulb Globe Temperature Industrial Hygiene
WBGT Wet Bulb Globe Thermometer Industrial Hygiene
WBV Whole Body Vibration Industrial Hygiene
WEEL Workplace Environmental Exposure Level (AIHA) Industrial Hygiene
AAC Air-Carbon Arc Cutting Industry/Technology
ATWS Anticipated Transient Without Scram Industry/Technology
AWD All-Wheel Drive Industry/Technology
BIF Boiler & Industry Furnace Industry/Technology
BPCS Basic Process Control Systems Industry/Technology
BWR Boiling Water Reactor Industry/Technology
CAMP Cleveland Advanced Manufacturing Program Industry/Technology
CAV Constant Air Volume Industry/Technology
CP Cathodic Protection Industry/Technology
CP Chemical Process Industry/Technology
CPI Chemical Process Industry Industry/Technology
CPI Chemical Process Inventory Industry/Technology
CPQRA Chemical Process Quantitative Risk Analysis Industry/Technology
CRT Cathode Ray Tube Industry/Technology
DBGF Deep Bed Glass Fiber (or Filter) Industry/Technology
DBS Deep Bed Sand (Filter) Industry/Technology
DI Ductile Iron (Pipe) Industry/Technology
DPC Direct Process Control Industry/Technology
DPC Distributed Process Control (CPI) Industry/Technology
ECCS Emergency Core Cooling System Industry/Technology
EDL Electrodeless Discharge Lamp Industry/Technology
EGR Exhaust Gas Recirculation Industry/Technology
FCW Flux Core Welding Industry/Technology
FEPR Front End Process Residue Industry/Technology
FG Fiberglass Industry/Technology
FGD Flue-Gas Desulfurization Industry/Technology
FIMS Flow Injection Mercury System Industry/Technology
FMEA Failure Modes & Effects Analysis Industry/Technology
4WD Four Wheel Drive Industry/Technology
FRP Fiberglass Reinforced Plastic Industry/Technology
GF Glass Fiber (Filter) Industry/Technology
GFCI Ground Fault Circuit Interrupter Industry/Technology
GFI Ground Fault Interrupter Industry/Technology
GFRPPS Glass-Fiber-Reinforced Phenylpolystyrene Industry/Technology
GMA Gas Metal Arc Industry/Technology
GMAW Gas Metal Arc Welding (Short Arc or MIG) Industry/Technology
GTA Gas Tungsten Arc Industry/Technology
GTAW Gas Tungsten Arc Welding (Heli-Arc or TIG) Industry/Technology
HiP High Pressure Industry/Technology
HiT High Temperature Industry/Technology
HPBV High Performance Butterfly Valve Industry/Technology
HS High Speed Industry/Technology
HTGR High Temperature Gas-Cooled Reactor Industry/Technology
HVIO High Volume Industrial Organic Industry/Technology
ICS Intermittent Control System Industry/Technology
I&I Infiltration & Inflow Industry/Technology
I/M Inspection & Maintenance Industry/Technology
ISC Industrial Source Complex Industry/Technology
ISCLT Industrial Source Complex Long-Term (Model) Industry/Technology
ISCM Industrial Source Complex Model Industry/Technology
ISCST Industrial Source Complex Short-Term (Model) Industry/Technology
IV Industrial Ventilation Industry/Technology
LAER Lowest Achievable Emission Rate Industry/Technology
LCA Life Cycle Analysis Industry/Technology
LCS Leachate Collection System Industry/Technology
LDS Leak Detection System Industry/Technology
LMFBR Liquid-Metal Fast Breeder Reactor Industry/Technology
LNB Low NOx Burner Industry/Technology
LOCA Loss-of-Coolant Accident Industry/Technology
LSF Low-Solids Soldering Flux Industry/Technology
LWR Light Water Reactor Industry/Technology
MAER Maximum Achievable Emission Rate Industry/Technology
MAP Modified Atmosphere Packaging Industry/Technology
MGP Manufactured Gas Plant Industry/Technology
MI Mineral Insulated Industry/Technology
MIG Metal Inert Gas (welding) Industry/Technology
MMMF Man-Made Mineral Fiber Industry/Technology
MMVF Man-Made Vitreous Fiber Industry/Technology
MOS Metal Oxide Semi-Conductors Industry/Technology
MRF Materials Recovery Facility Industry/Technology
MS Mechanical Splice Industry/Technology
MSHHP Multi-Source Hydronic Heat Pump (System) Industry/Technology
MSRDF Material-Separated, Refuse-Derived Fuel Industry/Technology
MTV Minimum Transport Velocity Industry/Technology
MWF Metalworking Fluid Industry/Technology
NA Non-Attainment Industry/Technology
NiCad Nickel-Cadmium (Battery) Industry/Technology
NOC Normal Operating Condition(s) Industry/Technology
NPT National Pipe Thread Industry/Technology
OAW Oxyacetylene Welding Industry/Technology
OCM Open Channel Monitor Industry/Technology
oc on center Industry/Technology
PA Pressure Adjusting Industry/Technology
PAC Plasma Arc Cutting Industry/Technology
PAL Progressive Addition Lenses Industry/Technology
PAW Plasma Arc Welding Industry/Technology
pc printed circuit Industry/Technology
PEI Process Equipment Integrity Industry/Technology
PIC Product of Incomplete Combustion Industry/Technology
P&ID Piping & Instrument Diagram Industry/Technology
PLTC Power-Limited Tray Cable Industry/Technology
PM Preventative Maintenance Industry/Technology
PMT Photomultiplier Tube Industry/Technology
POE Point-of-Entry Technologies Industry/Technology
POPS Performance Oriented Packaging Standards Industry/Technology
POT Potentiometer Industry/Technology
POU Point-of-Use Technologies Industry/Technology
PWR Pressurized Water Reactor Industry/Technology
QAS Quality Assurance Station Industry/Technology
RBO Regulator Burn-Out Industry/Technology
RCF Refractory Ceramic Fiber Industry/Technology
RCP Round Concrete Pipe Industry/Technology
RP Replaceable Cartridges Industry/Technology
RRR Remodel, Renovate, Repair Industry/Technology
RTV Room Temperature Vulcanizing (sealant) Industry/Technology
RVI Remote Visual Inspection Industry/Technology
SAW Sub-Arc Welding Industry/Technology
SCADA Supervisory Control and Data Acquisition Industry/Technology
SCRAG Standards Conformance Registrar Advisory Group Industry/Technology
SE Service Entrance Industry/Technology
SIC Standard Industrial Code (or Classification) Industry/Technology
SMAW Shielded Metal Arc Welding Industry/Technology
SMAW Stick Metal Arc Welding Industry/Technology
SMT Surface Mount Technology Industry/Technology
SPC Statistical Process Control Industry/Technology
SST Supersonic Transport Industry/Technology
ST Shrouded Tool Industry/Technology
STPF Stabilized Temperature Platform Furnace Industry/Technology
SU Single Use Industry/Technology
SUP Standard Unit of Processing Industry/Technology
SUV Sport Utility Vehicle Industry/Technology
TAB Total Annual Benzene Industry/Technology
TC Tray Cable Industry/Technology
T&C Technology & Costs Industry/Technology
TIG Tungsten Inert Gas (welding) Industry/Technology
2WD Two Wheel Drive Industry/Technology
USE Underground Service Entrance Industry/Technology
VAV Variable Air Volume Industry/Technology
AAIH American Academy of Industrial Hygiene Institutes, Academies, Centers, and Councils
AAO American Academy of Otolaryngology Institutes, Academies, Centers, and Councils
AAOHN American Academy of Occupational Health Nurses Institutes, Academies, Centers, and Councils
AAO–HNS American Academy of Otolaryngology–Head & Neck Surgery Institutes, Academies, Centers, and Councils
AAOM American Academy of Occupational Medicine Institutes, Academies, Centers, and Councils
AAOO American Academy of Ophthalmology & Otolaryngology Institutes, Academies, Centers, and Councils
ACEP American College of Emergency Physicians Institutes, Academies, Centers, and Councils
ACI American Concrete Institute Institutes, Academies, Centers, and Councils
ACLU American Civil Liberties Union Institutes, Academies, Centers, and Councils
ACOEM American College of Occupational & Environmental Medicine Institutes, Academies, Centers, and Councils
ACPM American College of Preventative Medicine Institutes, Academies, Centers, and Councils
ACS American College of Surgeons Institutes, Academies, Centers, and Councils
AFI Air Filter Institute Institutes, Academies, Centers, and Councils
AGI American Geological Institute Institutes, Academies, Centers, and Councils
AIA American Institute of Architects Institutes, Academies, Centers, and Councils
AIChE American Institute of Chemical Engineers Institutes, Academies, Centers, and Councils
AICPCU American Institute for Chartered Property Casualty Underwriters Institutes, Academies, Centers, and Councils
AIEE American Institute of Electrical Engineers Institutes, Academies, Centers, and Councils
AIH American Institute of Hydrology Institutes, Academies, Centers, and Councils
AIHMM American Institute of Hazardous Materials Management Institutes, Academies, Centers, and Councils
AIME American Institute of Mining, Metalurgical, & Petroleum Engineers Institutes, Academies, Centers, and Councils
AIOH Australian Institute of Occupational Hygienists Institutes, Academies, Centers, and Councils
AIPE American Institute of Plant Engineers Institutes, Academies, Centers, and Councils
AIPG American Institute of Professional Geologists Institutes, Academies, Centers, and Councils
AIPP American Institute for Pollution Prevention Institutes, Academies, Centers, and Councils
AIRAH Australian Institute of Refrigeration, Air Conditioning and Heating Institutes, Academies, Centers, and Councils
AISC American Institute of Steel Construction Institutes, Academies, Centers, and Councils
AISI American Iron & Steel Institute Institutes, Academies, Centers, and Councils
ANSI American National Standards Institute Institutes, Academies, Centers, and Councils
API American Petroleum Institute Institutes, Academies, Centers, and Councils
ARI Air-Conditioning & Refrigeration Institute Institutes, Academies, Centers, and Councils
BIO Biotechnology Industry Organization Institutes, Academies, Centers, and Councils
CAP College of American Pathologists Institutes, Academies, Centers, and Councils
CAS Center for Automotive Safety Institutes, Academies, Centers, and Councils
CASE Council for the Advancement & Support of Education Institutes, Academies, Centers, and Councils
CCPS Center for Chemical Process Safety Institutes, Academies, Centers, and Councils
CEQ Council on Environmental Quality Institutes, Academies, Centers, and Councils
CERT Center for Environmental Research and Training Institutes, Academies, Centers, and Councils
CFAST Center for Field Analytical Studies & Technology  (Tufts University) Institutes, Academies, Centers, and Councils
CHMR Center for Hazardous Materials Research Institutes, Academies, Centers, and Councils
CHP Center for Health Promotion Institutes, Academies, Centers, and Councils
CIAR Center for Indoor Air Research Institutes, Academies, Centers, and Councils
CID Central Institute for the Deaf Institutes, Academies, Centers, and Councils
CII Construction Industry Institute (UTA) Institutes, Academies, Centers, and Councils
CIIT Chemical Industry Institute of Toxicology Institutes, Academies, Centers, and Councils
CLEAT Center for Lead Emissions Abatement Technology Institutes, Academies, Centers, and Councils
CMC Center for Marine Conservation Institutes, Academies, Centers, and Councils
CMPA Center for Media and Public Affairs Institutes, Academies, Centers, and Councils
COHS Center for Occupational Health & Safety (CMTC) Institutes, Academies, Centers, and Councils
CPI Crisis Prevention Institute Institutes, Academies, Centers, and Councils
CPWR Center to Protect Workers’ Rights (BCTD) Institutes, Academies, Centers, and Councils
CRI Carpet and Rug Institute Institutes, Academies, Centers, and Councils
CRSI Concrete Reinforced Steel Institute Institutes, Academies, Centers, and Councils
CSI Construction Specifications Institute Institutes, Academies, Centers, and Councils
CSIA Chimney Safety Institute of America Institutes, Academies, Centers, and Councils
CSPI Center for Science in the Public Interest Institutes, Academies, Centers, and Councils
CTC Control Technology Center Institutes, Academies, Centers, and Councils
CWRT Center for Waste Reduction Technologies Institutes, Academies, Centers, and Councils
DIERS Design Institute for Emergency Relief Systems Institutes, Academies, Centers, and Councils
EEI Edison Electric Institute Institutes, Academies, Centers, and Councils
EEMI Environmental Engineers & Management Institute Institutes, Academies, Centers, and Councils
EHMI Environmental Hazards Management Institute Institutes, Academies, Centers, and Councils
ELI Environmental Law Institute Institutes, Academies, Centers, and Councils
EMI Emergency Management Institute Institutes, Academies, Centers, and Councils
EMI Equipment Manufacturers’ Institute Institutes, Academies, Centers, and Councils
EOHSI Environmental & Occupational Health Sciences Institute Institutes, Academies, Centers, and Councils
EOIC Ethylene Oxide Industry Council Institutes, Academies, Centers, and Councils
EPEC Engineers’ Pre-College Education Council Institutes, Academies, Centers, and Councils
EPIC Environmental Photographic Interpretation Center (EPA) Institutes, Academies, Centers, and Councils
EPRI Electric Power Research Institute Institutes, Academies, Centers, and Councils
ERC Environmental Research Center Institutes, Academies, Centers, and Councils
FCC-SET Federal Coordinating Council for Science, Engineering, & Technology Institutes, Academies, Centers, and Councils
FMI Food Marketing Institute Institutes, Academies, Centers, and Councils
GPI Glass Packaging Institute Institutes, Academies, Centers, and Councils
HEI Health Effects Institute Institutes, Academies, Centers, and Councils
HMTRI Hazardous Materials Training & Research Institute Institutes, Academies, Centers, and Councils
HSMRC Hazardous Substance Management Research Center Institutes, Academies, Centers, and Councils
HWRIC Hazardous Waste Research & Information Center Institutes, Academies, Centers, and Councils
HWTC Hazardous Waste Treatment Council Institutes, Academies, Centers, and Councils
ICES Information Center for Energy Safety Institutes, Academies, Centers, and Councils
ICOH International Congress on Occupational Health Institutes, Academies, Centers, and Councils
ICS Institute for Chemical Studies Institutes, Academies, Centers, and Councils
ICWM Institute for Chemical Waste Management Institutes, Academies, Centers, and Councils
IDF International Dairy Foundation Institutes, Academies, Centers, and Councils
IEA Institute of Environmental Auditing Institutes, Academies, Centers, and Councils
IEEE Institute of Electrical & Electronic Engineers Institutes, Academies, Centers, and Councils
IES Institute for Environmental Studies Institutes, Academies, Centers, and Councils
IFAC International Federation of Automatic Control Institutes, Academies, Centers, and Councils
IGCI Industrial Gas Cleaning Institute Institutes, Academies, Centers, and Councils
IHcWaN International Healthcare Waste Network Institutes, Academies, Centers, and Councils
IHMM Institute of Hazardous Materials Management Institutes, Academies, Centers, and Councils
IIA Insurance Institute of America Institutes, Academies, Centers, and Councils
IIE Institute of Industrial Engineers Institutes, Academies, Centers, and Councils
IIHS Insurance Institute for Highway Safety Institutes, Academies, Centers, and Councils
IISRP International Institute of Synthetic Rubber Producers Institutes, Academies, Centers, and Councils
ILO/UC International Lung Organization/University of Cincinnati Institutes, Academies, Centers, and Councils
IME Institute of Makers of Explosives Institutes, Academies, Centers, and Councils
IPC International Painters’ Coalition Institutes, Academies, Centers, and Councils
IQA Institute for Quality Assurance Institutes, Academies, Centers, and Councils
IRC Information Resource Center Institutes, Academies, Centers, and Councils
ISRI Institute of Scrap Recycling Industries (District of Columbia) Institutes, Academies, Centers, and Councils
JIC Joint Industrial Council Institutes, Academies, Centers, and Councils
JILA Joint Institute for Laboratory Astrophysics Institutes, Academies, Centers, and Councils
LIA LASER Institute of America Institutes, Academies, Centers, and Councils
MACC Maine Ambulatory Care Coalition Institutes, Academies, Centers, and Councils
MACRO Mid-American Council of Recycling Officials Institutes, Academies, Centers, and Councils
MRC Metals Recovery Coalition Institutes, Academies, Centers, and Councils
MRI Midwest Research Institute Institutes, Academies, Centers, and Councils
NAC National Asbestos Council Institutes, Academies, Centers, and Councils
NAP National Academy Press Institutes, Academies, Centers, and Councils
NATICH National Air Toxics Information Clearinghouse Institutes, Academies, Centers, and Councils
NCAQ National Commission on Air Quality Institutes, Academies, Centers, and Councils
NCAR National Center for Atmospheric Research Institutes, Academies, Centers, and Councils
NCASI National Council of Paper Industry for Air and Stream Improvements, Inc. Institutes, Academies, Centers, and Councils
NCCEM National Coordinating Council on Emergency Management Institutes, Academies, Centers, and Councils
NCDC National Climactic Data Center Institutes, Academies, Centers, and Councils
NCEER National Center for Earthquake Engineering Research Institutes, Academies, Centers, and Councils
NCHS National Center for Health Statistics Institutes, Academies, Centers, and Councils
NCI National Cancer Institute Institutes, Academies, Centers, and Councils
NCIAQ National Council on Indoor Air Quality Institutes, Academies, Centers, and Councils
NCL National Council on Lead Institutes, Academies, Centers, and Councils
NCMHI National Clearinghouse for Mental Health Information Institutes, Academies, Centers, and Councils
NCRD National Center for Radiation Detection Institutes, Academies, Centers, and Councils
NCRIC National Chemical Response & Information Center Institutes, Academies, Centers, and Councils
NCRP National Committee on Radiation Protection (former name of NCRP, below) Institutes, Academies, Centers, and Councils
NCRP National Council on Radiation Protection & Measurements Institutes, Academies, Centers, and Councils
NEBB National Environmental Balancing Bureau Institutes, Academies, Centers, and Councils
NERC Northeast Recycling Council Institutes, Academies, Centers, and Councils
NETC National Emergency Training Center Institutes, Academies, Centers, and Councils
NFIB National Federation of Independent Business Institutes, Academies, Centers, and Councils
NIAID National Institute of Allergy and Infectious Diseases Institutes, Academies, Centers, and Councils
NIAMD National Institute of Arthritis and Musculoskeletal Diseases Institutes, Academies, Centers, and Councils
NICE3 National Industrial Competitiveness through Energy, Environment, & Economics Institutes, Academies, Centers, and Councils
NICS National Institute for Chemical Studies Institutes, Academies, Centers, and Councils
NIST National Institute of Standards and Technology Institutes, Academies, Centers, and Councils
NLAC National Lead Abatement Council Institutes, Academies, Centers, and Councils
NLICC National Lead Information Center Clearinghouse Institutes, Academies, Centers, and Councils
NPC National Petroleum Council Institutes, Academies, Centers, and Councils
NRC National Recycling Coalition Institutes, Academies, Centers, and Councils
NRC National Research Council Institutes, Academies, Centers, and Councils
NRC National Response Center Institutes, Academies, Centers, and Councils
NRCM Natural Resources Council of Maine Institutes, Academies, Centers, and Councils
NRDC Natural Resources Defense Council Institutes, Academies, Centers, and Councils
NSBU National Small Business United Institutes, Academies, Centers, and Councils
NSC National Safety Council Institutes, Academies, Centers, and Councils
NSF National Sanitation Foundation Institutes, Academies, Centers, and Councils
NSF National Science Foundation Institutes, Academies, Centers, and Councils
NSIC Nuclear Safety Information Center Institutes, Academies, Centers, and Councils
NSWI National Safe Workplace Institute Institutes, Academies, Centers, and Councils
NUMARC Nuclear Management and Resources Council Institutes, Academies, Centers, and Councils
OHF Occupational Health Foundation Institutes, Academies, Centers, and Councils
PEI Petroleum Equipment Institute Institutes, Academies, Centers, and Councils
PERC Public Education & Risk Communication Division (EOHSI) Institutes, Academies, Centers, and Councils
PIIO Paper Industry Information Office Institutes, Academies, Centers, and Councils
PIN Pesticide Information Network Institutes, Academies, Centers, and Councils
PIPOC Public Information in the Prevention of Occupational Cancer Institutes, Academies, Centers, and Councils
PIRG Public Interest Research Group Institutes, Academies, Centers, and Councils
PPIC Pollution Prevention Information Clearinghouse Institutes, Academies, Centers, and Councils
PRAC Paperwork Reduction Act Coalition Institutes, Academies, Centers, and Councils
RAN Rainforest Action Network Institutes, Academies, Centers, and Councils
RMCOEH Rocky Mountain Center for Occupational & Environmental Health Institutes, Academies, Centers, and Councils
RSIC Reactor Shielding Information Center Institutes, Academies, Centers, and Councils
SBLC Small Business Legislative Council Institutes, Academies, Centers, and Councils
SEI Safety Equipment Institute Institutes, Academies, Centers, and Councils
SENRAC Steel Erection Negotiated Rulemaking Advisory Committee Institutes, Academies, Centers, and Councils
SFIREG State, Federal Insecticide, Fungicide, and Rodenticide Act Issues, Research, and Evaluation Group Institutes, Academies, Centers, and Councils
SIPI Scientists’ Institute for Public Information Institutes, Academies, Centers, and Councils
SRI Stanford Research Institute Institutes, Academies, Centers, and Councils
SRI Steel Recycling Institute Institutes, Academies, Centers, and Councils
SSPC Steel Structures Painting Council Institutes, Academies, Centers, and Councils
STI Steel Tank Institute Institutes, Academies, Centers, and Councils
SWICH Solid Waste Information Clearinghouse Institutes, Academies, Centers, and Councils
SWRI Southwest Research Institute Institutes, Academies, Centers, and Councils
TNG The Newspaper Guild Institutes, Academies, Centers, and Councils
TTC Transportation Test Center (AAR) Institutes, Academies, Centers, and Councils
WCRI Workers’ Compensation Research Institute Institutes, Academies, Centers, and Councils
WEF Water Environment Federation Institutes, Academies, Centers, and Councils
WERF Water Environment Research Foundation Institutes, Academies, Centers, and Councils
WISA World Institute of Social Architecture Institutes, Academies, Centers, and Councils
WISH Workers’ Institute for Safety & Health Institutes, Academies, Centers, and Councils
WLC Western Logging Council Institutes, Academies, Centers, and Councils
WLF Washington Legal Foundation Institutes, Academies, Centers, and Councils
WOHRC Women’s Occupational Health Resource Center Institutes, Academies, Centers, and Councils
WPC Waste Policy Center Institutes, Academies, Centers, and Councils
WPCF Water Pollution Control Federation Institutes, Academies, Centers, and Councils
WRITAR Waste Reduction Institute for Training & Applications Research Institutes, Academies, Centers, and Councils
AB Alberta (Canada) International
ASEAN Association of Southeast Asian Nations International
BAT Biological Tolerance Value for Working Material (Germany) International
BC British Columbia (Canada) International
BIR Bureau International de la Recuperation (Belgium) International
BOHS British Occupational Hygiene Society International
BS British Standard International
BSC British Safety Council (United Kingdom) International
CARMA Canadian Rock Mechanics Association International
CCOHS Canadian Centre for Occupational Health & Safety International
CEN Comite Europeen de Normalisation (European Committee for Standardization) International
CIS Commonwealth of Independent States International
CMA Canadian Manufacturers’ Association International
CNRS Centre National de la Recherche Scientifique International
CSA Canadian Safety Administration International
CSA Canadian Standards Association International
CSAO Construction Safety Association of Ontario International
CSHHR Control of Substances Hazardous to Health Regulations (United Kingdom) International
CTQ Centre de Toxicologie du Quebec International
DFG German MAK, BAT Commission International
DIS Draft International Standard International
DNHW Dept. of National Health and Welfare (Canada) International
DR Dominican Republic International
EAC European Accreditation of Certification International
EBRD European Bank for Reconstruction & Development International
EC European Community International
EEC European Economic Community International
EFTA European Free Trade Association International
EJIS Environmental Japan Industry Standard International
ESCAP Economic & Social Commission for Asia & the Pacific International
EU European Union International
FAO Food & Agriculture Organization (UN) International
FRG Federal Republic of Germany International
GATT General Agreement on Tariffs & Trade International
GB Great Britain International
GISBAU HMIS (Germany) International
GPS Global Positioning System International
HMS Her Majesty’s Ship (United Kingdom) International
HSC Health and Safety Commission  (United Kingdom) International
HSCC Health and Safety Commission Chairman  (United Kingdom) International
HSE Health and Safety Executive (United Kingdom) International
IAEA International Atomic Energy Agency International
IBRD International Bank for Reconstruction & Development International
ICAO International Civil Aviation Organization International
ICAR International Civil Aviation Regulation International
ICC International Chamber of Commerce International
ICOH International Commission on Occupational Health International
ICPIC International Cleaner Production Information Clearinghouse (UN) International
ICRP International Commission on Radiological Protection International
ICRU International Commission on Radiation Units & Measurements International
ICS International Control System International
IEC International Electrotechnical Commission International
IESU International Environmental Systems Update International
IFAD International Fund for Agricultural Development International
IJC International Joint Commission International
ILO International Labor Organization (UN) International
IMF International Monetary Fund International
IMO International Maritime Organization International
INRS National Institute for Research & Safety (France) International
IOC International Olympic Committee International
IPCS International Programme on Chemical Safety International
ISO International Standards Organization International
ITB Industry Training Board (United Kingdom) International
ITU International Telecommunications Union International
IWC International Whaling Commission International
LME London Metals Exchange International
MAC Management Advisory Committee (CMA-Canada) International
MAK Maximum Concentration Value at the Workplace (Germany) International
MB Manitoba (Canada) International
MHSWR Management of Health & Safety at Work Regulations (United Kingdom) International
MISA Municipal-Industrial Strategy for Abatement (Canada) International
MRT Ministry for Research and Technology (Germany) International
NA North America International
NACCB National Accreditation Council for Certification Bodies (United Kingdom) International
NATO North Atlantic Treaty Organization International
NB New Brunswick (Canada) International
NF Newfoundland (Canada) International
NPL National Physical Laboratory (United Kingdom) International
NS Nova Scotia (Canada) International
NWT Northwest Territories (Canada) International
OAS Organization of American States International
OAU Organization of African Unity International
OECD Organization for Economic Cooperation & Development International
OFL Ontario Federation of Labour (Canada) International
ON Ontario (Canada) International
OPEC Organization of Petroleum Exporting Countries International
ORAPA Ontario Retail Accident Prevention Association International
PEI Prince Edward Island (Canada) International
PIACT International Programme for the Improvement of Working Conditions & Environment (ILO) International
PRC People’s Republic of China International
PSTGCR Pressure Systems and Transportable Gas Containers Regulations (United Kingdom) International
QU Quebec (Canada) International
RAF Royal Air Force (United Kingdom) International
RCMP Royal Canadian Mounted Police International
RoSPA Royal Society for the Prevention of Accidents (United Kingdom) International
RSPA Royal Society for the Prevention of Accidents (United Kingdom) International
RvC Raad voor de Certificatie (Dutch Council for Certification) International
SA South America International
SALT Strategic Arms Limitation Talks International
SCS SIRA Certification Service International
SEATO Southeast Asia Treaty Organization International
SEDUE Mexican Environmental Agency International
SK Saskatchewan (Canada) International
SPREP South Pacific Regional Environment Program International
TGWU Transport and General Workers Union (United Kingdom) International
TSECA Toxic Substances Exposure Compensation Act (Guam) International
TUC Trades Union Congress (United Kingdom) International
UAE United Arab Emirates International
UAR United Arab Republic International
UK United Kingdom International
UN United Nations International
UNCED United Nations Conference on Environment & Development International
UNEP United Nations Environment Programme International
UNESCO United Nations Educational, Scientific, & Cultural Organization International
UNICEF United Nations International Children’s Emergency Fund International
UPU Universal Postal Union International
USSR Union of Soviet Socialist Republics (the former Soviet Union) International
VI Virgin Islands International
WEC Western Economic Diversification (Canada) International
WHO World Health Organization International
WIPO World Intellectual Property Organization International
WMO World Meteorological Organization International
WSO World Safety Organization International
ALC Apparent Lead Concentration Lead
BAL British Antilewisitic, Dimercaprol (Chelating Agent) Lead
BLL Blood Lead Level Lead
BLT Blood Lead Test Lead
CLC Corrected Lead Concentration (= ALC – SEL) Lead
CLPPP Childhood Lead Poisoning Prevention Program Lead
DMPS 2,3-Dimercapto-Propane-1-Sulphonate (Chelating Agent) Lead
DMSA Dimercaptosuccinic Acid (Chelating Agent) Lead
EBL Elevated Blood Lead (level) Lead
ELLAC Environmental Lead Laboratory Accreditation Committee (AIHA) Lead
ELLAP Environmental Lead Laboratory Accreditation Program (AIHA) Lead
ELPAT Environmental Lead Proficiency Analytical Testing (AIHA) Lead
IPM In-Place Management (LBP) Lead
LBP Lead-Based Paint Lead
LCM Lead-Containing Material Lead
LPPP Lead Poisoning Prevention Program Lead
PI Paint Inspection Lead
RA Risk Assessment Lead
SEL Substrate Effect Level Lead
SEL Substrate Equivalent Lead (Concentration) Lead
TSP Truly Superior Product Lead
ZPP Zinc Protoporphyrin Lead
AD Anno Domini (In the Year of Our Lord) Miscellaneous
am ante meridiem (or meridian; before noon) Miscellaneous
AST Atlantic Standard Time Miscellaneous
ATV All Terrain Vehicle Miscellaneous
BC Before Christ Miscellaneous
BCE Before the Common Era Miscellaneous
BYO Bring Your Own Miscellaneous
c circa (date) Miscellaneous
ca circa Miscellaneous
cc closed caption Miscellaneous
CLIMAP Climate Map (or Mapping) Miscellaneous
CST Central Standard Time Miscellaneous
DAR Daughters of the American Revolution Miscellaneous
DIY Do-It-Yourself(er) Miscellaneous
EDT Eastern Daylight Time Miscellaneous
EQ Evolutionary Quotient Miscellaneous
ESP Extrasensory Perception Miscellaneous
EST Eastern Standard Time Miscellaneous
ETA Estimated Time of Arrival Miscellaneous
GMT Greenwich Meridian Time Miscellaneous
GOCO Government -Owned/Contactor-Operated Miscellaneous
MBTI Meyers-Briggs Type Indicator Miscellaneous
MO Modis Operandi Miscellaneous
MST Mountain Standard Time Miscellaneous
MYOB Mind Your Own Business Miscellaneous
NIMBY Not In My Back Yard Miscellaneous
NMO Normal Moveout Miscellaneous
NT Narrower Term Miscellaneous
oc open caption Miscellaneous
PC Political Correctness (or Politically Correct) Miscellaneous
pm post meridiem (or merian; after noon) Miscellaneous
POV Point of View Miscellaneous
PST Pacific Standard Time Miscellaneous
PYO Pick Your Own Miscellaneous
Q&A Question(s) & Answer(s) Miscellaneous
ROT Rule-of-Thumb Miscellaneous
RSVP Repondez, S’il Vous Plait (Respond, if you please) Miscellaneous
SASE Self-Addressed, Stamped Envelope Miscellaneous
SOS Save Our Ship Miscellaneous
TAKE Talk Action Knowledge Equipment Miscellaneous
TBA To Be Announced Miscellaneous
TBC To Be Considered Miscellaneous
TBD To Be Determined Miscellaneous
TISE Take It Somewhere Else Miscellaneous
UF Used For Miscellaneous
VIN Vehicle Identification Number Miscellaneous
WLN Wiswesser Line Notation Miscellaneous
WYSIWYG What You See Is What You Get Miscellaneous
ABLES American Blood Lead-Level Evaluation Study National Institute for Occupational Safety and Health
ALOSH Appalachian Laboratory for Occupational Safety & Health National Institute for Occupational Safety and Health
APF Assigned Protection Factor National Institute for Occupational Safety and Health
CD Criteria Document National Institute for Occupational Safety and Health
CET Center for Education & Training National Institute for Occupational Safety and Health
CIB Current Intelligence Bulletin National Institute for Occupational Safety and Health
DPSE Division of Physical Sciences & Engineering National Institute for Occupational Safety and Health
DRDS Division of Respiratory Disease Studies National Institute for Occupational Safety and Health
DSDTT Division of Standards Development and Technology Transfer National Institute for Occupational Safety and Health
EIS Epidemic Intelligence Service National Institute for Occupational Safety and Health
ERC Educational Resource Center National Institute for Occupational Safety and Health
FACE Fatality Assessment & Control Evaluation National Institute for Occupational Safety and Health
GMB Grants Management Branch National Institute for Occupational Safety and Health
GMO Grants Management Officer National Institute for Occupational Safety and Health
GMS Grants Management Specialist National Institute for Occupational Safety and Health
HAD Health Assessment Document National Institute for Occupational Safety and Health
HHE Health Hazard Evaluation National Institute for Occupational Safety and Health
HHER Health Hazard Evaluation Report National Institute for Occupational Safety and Health
MPL Maximum Permissible Lift National Institute for Occupational Safety and Health
NCPS National Center for Prevention Services National Institute for Occupational Safety and Health
NIOSH National Institute for Occupational Safety and Health National Institute for Occupational Safety and Health
NMAM NIOSH Manual of Analytical Methods National Institute for Occupational Safety and Health
NPG NIOSH Pocket Guide (to Chemical Hazards) National Institute for Occupational Safety and Health
NPO NIOSH Publications Office National Institute for Occupational Safety and Health
PF Protection Factor National Institute for Occupational Safety and Health
PGO Procurement and Grants Office National Institute for Occupational Safety and Health
PHE Public Health Evaluation National Institute for Occupational Safety and Health
PHERE Public Health and Environmental Risk Evaluation National Institute for Occupational Safety and Health
REL Recommended Exposure Limit National Institute for Occupational Safety and Health
RTECS Registry of Toxic Effects of Chemical Substances National Institute for Occupational Safety and Health
SENSOR Sentinel Event Notification System for Occupational Risks National Institute for Occupational Safety and Health
SHAPE Safety & Health Awareness for Preventative Engineering National Institute for Occupational Safety and Health
SHE Sentinel Health Event National Institute for Occupational Safety and Health
TC Testing Certification National Institute for Occupational Safety and Health
TIC Technical Information Center National Institute for Occupational Safety and Health
WL Working Level National Institute for Occupational Safety and Health
WPG Work Practices Guide National Institute for Occupational Safety and Health
ABS Anti-Locking Braking System Occupational Health and Safety
AEMA Acoustic Emission Monitoring Aerosol Occupational Health and Safety
ANR Active Noise Reduction Occupational Health and Safety
APR Air-Purifying Respirator Occupational Health and Safety
BZ Breathing Zone Occupational Health and Safety
CBR Chemical Biological Radiological (filter) Occupational Health and Safety
CDI Cumulative Digest & Index (OSHR) Occupational Health and Safety
CFD Continuous Fire Detector Occupational Health and Safety
DBA Design Basis Accident Occupational Health and Safety
DRL Daytime Running Lights Occupational Health and Safety
ESLI End-of-Service-Life Indicator Occupational Health and Safety
FF Fit Factor Occupational Health and Safety
FM Face-Piece Mounted Occupational Health and Safety
FM Full Mask Occupational Health and Safety
FSI Frequency Severity Indicator Occupational Health and Safety
H Health Occupational Health and Safety
HA Hazard Analysis Occupational Health and Safety
HASC Health and Safety Committee Occupational Health and Safety
HASP Health and Safety Program Occupational Health and Safety
HAST Health and Safety Training Occupational Health and Safety
HCP Hearing Conservation Program Occupational Health and Safety
HF Human Factors Occupational Health and Safety
HFE Human Factors Engineering Occupational Health and Safety
HM Half Mask Occupational Health and Safety
HPD Hearing Protection Device Occupational Health and Safety
HS&E Health, Safety, & Environment Occupational Health and Safety
IR Incidence Rate Occupational Health and Safety
JSA Job Safety Analysis Occupational Health and Safety
JSO Job Safety Observation Occupational Health and Safety
LOTO Lock Out-Tag Out Occupational Health and Safety
LS&EM Laboratory Safety & Environmental Management Occupational Health and Safety
LWDI Lost Workday Incident (Rate) Occupational Health and Safety
LWDI Lost Workday Injury (Rate) Occupational Health and Safety
MM Mask-Mounted (Respirator) Occupational Health and Safety
MOC Minimum Oxygen Concentration Occupational Health and Safety
MOS Margin of Safety Occupational Health and Safety
MPL Maximum Permissible Level Occupational Health and Safety
MSA Mine Safety Appliances Occupational Health and Safety
NC Noise Criteria Occupational Health and Safety
NCESHC National Conference on Ergonomics, Safety, and Health in Construction Occupational Health and Safety
NEC National Electrical Code Occupational Health and Safety
NESC National Electric Safety Code Occupational Health and Safety
NIF Noise Insulation Factor (= 100 log (A/T) dB) Occupational Health and Safety
NIHL Noise Induced Hearing Loss Occupational Health and Safety
NOES National Occupational Exposure Survey Occupational Health and Safety
NOHS National Occupational Hazard Survey Occupational Health and Safety
NORA National Occupational Research Agenda Occupational Health and Safety
NRR Noise Reduction Rating Occupational Health and Safety
NSW National Safety Week Occupational Health and Safety
OEHS Occupational Environmental Health & Safety Occupational Health and Safety
OEL Occupational Exposure Limit Occupational Health and Safety
OHA Occupational Hazard Assessment Occupational Health and Safety
OHS Occupational Health and Safety Occupational Health and Safety
OSHC Occupational Health and Safety Cases (BNA) Occupational Health and Safety
OSHD Occupational Health and Safety Decisions (CCH) Occupational Health and Safety
OSHR Occupational Safety & Health Reporter (BNA) Occupational Health and Safety
PAPR Powered Air-Purifying Respirator Occupational Health and Safety
PASS Pull, Aim, Squeeze, Sweep Occupational Health and Safety
PDC Professional Development Conference (BCSP) Occupational Health and Safety
PDC Professional Development Course (AIHA) Occupational Health and Safety
PFD Personal Floatation Device Occupational Health and Safety
PPC Personal Protective Clothing Occupational Health and Safety
PPDV Positive-Pressure Demand Valve Occupational Health and Safety
PPE Personal Protective Equipment Occupational Health and Safety
PTS Permanent Threshold Shift Occupational Health and Safety
PWC Protective Work Clothing Occupational Health and Safety
RPP Respiratory Protection Program Occupational Health and Safety
RTK Right-to-Know Occupational Health and Safety
RTLD Return-to-Light-Duty Occupational Health and Safety
SAFER Safety Audit Factor Evaluation Report Occupational Health and Safety
SAR Safety Analysis Report Occupational Health and Safety
SAR Supplied-Air Respirator Occupational Health and Safety
SBO Safety by Objective Occupational Health and Safety
SCBA Self-Contained Breathing Apparatus Occupational Health and Safety
SCUBA Self Contained Underwater Breathing Apparatus Occupational Health and Safety
SET Safety Education & Training Occupational Health and Safety
SETRAF Safety of Enclosures for Toxics using Recirculating Air Filtration Occupational Health and Safety
SF Safety Factor Occupational Health and Safety
SFPC Structural Firefighters’ Protective Clothing Occupational Health and Safety
SHARP Safety & Health Achievement Recognition Program Occupational Health and Safety
SIL Speech Interference Level Occupational Health and Safety
SIS Safety Interlock System Occupational Health and Safety
SMS Safety Management System Occupational Health and Safety
SPF Sun Protection Factor Occupational Health and Safety
SPI Safety Performance Indicator Occupational Health and Safety
SSC Site Safety Coordinator Occupational Health and Safety
SSHO Site Safety and Health Officer Occupational Health and Safety
SSN Satellite Safety Network Occupational Health and Safety
SSO Site Safety Officer Occupational Health and Safety
SSP Site Safety Plan Occupational Health and Safety
SWP Safe Work Practice Occupational Health and Safety
TECPS Totally Encapsulating Chemical Protective Suit Occupational Health and Safety
TIR Total Incident Rate Occupational Health and Safety
TLC Total Loss Control Occupational Health and Safety
TTS Temporary Threshold Shift Occupational Health and Safety
WC Workers’ Compensation Occupational Health and Safety
WCSSF Workers’ Compensation Safety Summary Form Occupational Health and Safety
WPF Workplace Protection Factor Occupational Health and Safety
YPLL Years of Potential Life Lost Occupational Health and Safety
ZAP Zero Accident Program Occupational Health and Safety
ZRL Zero Risk Level Occupational Health and Safety
AAD Assistant Area Director Occupational Safety and Health Administration
AAO Augusta Area Office Occupational Safety and Health Administration
ACA Administrative Consent Agreement Occupational Safety and Health Administration
ACCSH Advisory Committee on Construction Safety & Health Occupational Safety and Health Administration
AD Area Director Occupational Safety and Health Administration
AEGCP Assured Equipment Grounding Conductor Program Occupational Safety and Health Administration
AL Action Level Occupational Safety and Health Administration
ANL Argonne National Laboratory Occupational Safety and Health Administration
ANPR Advanced Notice of Proposed Rulemaking Occupational Safety and Health Administration
AO Area Office Occupational Safety and Health Administration
AVD Alleged Violation Description Occupational Safety and Health Administration
B Bend Over/Toe Touch Occupational Safety and Health Administration
BAD Body Area Discomfort Occupational Safety and Health Administration
CAP Cooperative Assessment Program Occupational Safety and Health Administration
CAZ Controlled Access Zone Occupational Safety and Health Administration
CCP Cooperative Compliance Program Occupational Safety and Health Administration
CDSPP Crane or Derrick Suspended Personnel Platform Occupational Safety and Health Administration
CIUB Caught In, Under, or Between Occupational Safety and Health Administration
CORD Center for Occupational Research & Design Occupational Safety and Health Administration
CP Competent Person Occupational Safety and Health Administration
CPL Compliance Directive Occupational Safety and Health Administration
CSA Construction Safety Act Occupational Safety and Health Administration
CSHO Compliance Safety & Health Officer Occupational Safety and Health Administration
CSTD Ceiling Standard Occupational Safety and Health Administration
CWSA Corporate Wide Settlement Agreement Occupational Safety and Health Administration
DAP Directorate of Administrative Programs Occupational Safety and Health Administration
DAWC Days Away from Work Case Occupational Safety and Health Administration
DB Deep Breathing Occupational Safety and Health Administration
DEA Division of Employment Affairs Occupational Safety and Health Administration
DFO Directorate of Field Operations Occupational Safety and Health Administration
DFSO Directorate of Federal State Operations Occupational Safety and Health Administration
DHSP Directorate of Health Standards Programs Occupational Safety and Health Administration
Dm Minimum Safety Distance (= 63 inches per second x Tm) Occupational Safety and Health Administration
Dp Depth of Penetration Occupational Safety and Health Administration
DP Directorate of Policy Occupational Safety and Health Administration
DRA Deputy Regional Administrator Occupational Safety and Health Administration
DRC Deputy Regional Counsel Occupational Safety and Health Administration
Ds Minimum Safety Distance (= 63 inches per second x Ts) Occupational Safety and Health Administration
Ds Safety Distance {= Hs x (Ts + Tp + Tr + 2Tm) + Dp} Occupational Safety and Health Administration
DSR Division of Safety Research Occupational Safety and Health Administration
DSSP Directorate of Safety Standards Programs Occupational Safety and Health Administration
DTS Directorate of Technical Support Occupational Safety and Health Administration
ECP Exposure Control Plan (BBPs) Occupational Safety and Health Administration
EL Excursion Limit Occupational Safety and Health Administration
Em Equivalent Exposure of Mixture Occupational Safety and Health Administration
ETS Emergency Temporary Standard Occupational Safety and Health Administration
FAQ Frequently Asked Question Occupational Safety and Health Administration
FC Fiber Core Occupational Safety and Health Administration
FIRM Field Inspection Reference Manual Occupational Safety and Health Administration
FOD Field Operations Division Occupational Safety and Health Administration
FOM Field Operations Manual Occupational Safety and Health Administration
FPSEO Federal and Postal Service Employees OSHAct Occupational Safety and Health Administration
FRN Final Rulemaking Notice Occupational Safety and Health Administration
FTA Failure to Abate Occupational Safety and Health Administration
G Grimace Occupational Safety and Health Administration
GBP Gravity-Based Penalty Occupational Safety and Health Administration
GRIP Getting Results & Improving Performance Occupational Safety and Health Administration
HAZOP Hazard & Operability Occupational Safety and Health Administration
HAZWOPER Hazardous Waste Operations and Emergency Response Occupational Safety and Health Administration
HCA Hearing Conservation Amendment Occupational Safety and Health Administration
HCP Hazard Communication Program Occupational Safety and Health Administration
HCS Hazard Communication Standard Occupational Safety and Health Administration
Hs Hand Speed Occupational Safety and Health Administration
HSDB Hazardous Substances Database (OCIS) Occupational Safety and Health Administration
HT Hand Tucked Occupational Safety and Health Administration
IAQA Indoor Air Quality Act Occupational Safety and Health Administration
IQ Interpretational Quip Occupational Safety and Health Administration
IWRC Independent Wire Rope Core Occupational Safety and Health Administration
J Jog in Place Occupational Safety and Health Administration
JHA Job Hazard Analysis Occupational Safety and Health Administration
LEP Local Emphasis Program Occupational Safety and Health Administration
LERA Lead Exposure Reduction Act Occupational Safety and Health Administration
LWCR Lost Workday Case Rate Occupational Safety and Health Administration
MC Metallic Clad Occupational Safety and Health Administration
MPL Maximum Permissible Limit Occupational Safety and Health Administration
MPL Maximum Permissible Loading Occupational Safety and Health Administration
MRP Medical Removal Protection Occupational Safety and Health Administration
MRPB Medical Removal Protection Benefits Occupational Safety and Health Administration
MSDS Material Safety Data Sheet Occupational Safety and Health Administration
MSP Medical Surveillance Program Occupational Safety and Health Administration
MUC Maximum Use Concentration (= PEL x PF) Occupational Safety and Health Administration
MUL Maximum Use Limit Occupational Safety and Health Administration
NACOSH National Advisory Committee on Occupational Safety & Health Occupational Safety and Health Administration
NB Normal Breathing Occupational Safety and Health Administration
NEA Negative Exposure Assessment Occupational Safety and Health Administration
NM Non-Metallic Occupational Safety and Health Administration
NMC Non-Metallic Cable Occupational Safety and Health Administration
NOV Notice of Violation Occupational Safety and Health Administration
NPCS Non-Permit Confined Space Occupational Safety and Health Administration
NPR Notice of Proposed Rulemaking Occupational Safety and Health Administration
NRTL Nationally Recognized Testing Laboratory Occupational Safety and Health Administration
NRTLAP Nationally Recognized Testing Laboratory Accreditation Program Occupational Safety and Health Administration
NTP National Toxicology Program Occupational Safety and Health Administration
OCA Occupational Cancer Alert Occupational Safety and Health Administration
OCIS OSHA Computerized Information Service Occupational Safety and Health Administration
OMS Office of Maritime Safety Occupational Safety and Health Administration
OOM Office of Occupational Medicine Occupational Safety and Health Administration
OPIM Other Potentially Infectious Material Occupational Safety and Health Administration
OPO OSHA Publications Office Occupational Safety and Health Administration
ORA Office of the Regional Administrator Occupational Safety and Health Administration
ORA Office of Regulatory Analysis Occupational Safety and Health Administration
ORM OSHA Reference Method Occupational Safety and Health Administration
OSB Occupational Safety Branch Occupational Safety and Health Administration
OSCAR OSHA System for Compliance Assistance & Referral Occupational Safety and Health Administration
OSHSB Occupational Safety and Health Standards Board Occupational Safety and Health Administration
OSHSPA Occupational Safety & Health State Plan Association Occupational Safety and Health Administration
OSLTC OSHA Salt Lake City Technical Center Occupational Safety and Health Administration
OSTAT Office of Statistics Occupational Safety and Health Administration
OTE Office of Training & Education Occupational Safety and Health Administration
OTI OSHA Training Institute Occupational Safety and Health Administration
PEL Permissible Exposure Limit Occupational Safety and Health Administration
PFAS Personal Fall Arrest System Occupational Safety and Health Administration
PHA Process Hazard Analysis Occupational Safety and Health Administration
PMA Petition for Modification of Abatement Occupational Safety and Health Administration
PNOR Particulates Not Otherwise Regulated Occupational Safety and Health Administration
PRCS Permit-Required Confined Space Occupational Safety and Health Administration
PSD Presence Sensing Device Occupational Safety and Health Administration
PSD Process Safety Documentation Occupational Safety and Health Administration
PSDI Presence Sensing Device Initiation Occupational Safety and Health Administration
PSM Process Safety Management Occupational Safety and Health Administration
QLFT Qualitative Fit Test Occupational Safety and Health Administration
QNFT Quantitative Fit Test Occupational Safety and Health Administration
RA Regional Administrator Occupational Safety and Health Administration
ROPS Roll-Over Protection System Occupational Safety and Health Administration
S Swaged or Zinc Poured Socket Occupational Safety and Health Administration
SAC Standard Advisory Committee Occupational Safety and Health Administration
SAS Slit-to-Agar Sampler Occupational Safety and Health Administration
SAVE Standard Alleged Violation Element Occupational Safety and Health Administration
SCP Standards Completion Program Occupational Safety and Health Administration
SECAL Separate Engineering Control Airborne Limit Occupational Safety and Health Administration
SESAC Shipyard Employment Standards Advisory Committee Occupational Safety and Health Administration
SHARP Safety and Health Achievement Recognition Program Occupational Safety and Health Administration
SI Site Inspection Occupational Safety and Health Administration
SLTC Salt Lake Technical Center Occupational Safety and Health Administration
SNM Shielded Non-Metallic Occupational Safety and Health Administration
SS Side-to-Side Head Turning Occupational Safety and Health Administration
STD Standard Occupational Safety and Health Administration
STEL Short-Term Exposure Limit Occupational Safety and Health Administration
STS Standard Threshold Shift Occupational Safety and Health Administration
TDC Technical Data Center Occupational Safety and Health Administration
Tm Maximum Time Occupational Safety and Health Administration
Tm Time to Stop Press by Brake Monitor Occupational Safety and Health Administration
Tp Presence Sensing Device Response Time Occupational Safety and Health Administration
TQ Threshold Quantity Occupational Safety and Health Administration
Ts Stopping Time Occupational Safety and Health Administration
TTP Targeted Training Program Occupational Safety and Health Administration
UD Up and Down Head Movement Occupational Safety and Health Administration
VPP Voluntary Protection Program Occupational Safety and Health Administration
WIR Work Injury Report Occupational Safety and Health Administration
WLL Working Load Limit Occupational Safety and Health Administration
A Aqueous Sampling
AG Amber Glass (container) Sampling
ATC Automatic Temperature Compensation Sampling
AVOCS Ambient Volatile Organic Canister Sampler Sampling
BOD Biochemical Oxygen Demand Sampling
CEM Continuous Emission Monitor Sampling
CEMS Continuous Emission Monitoring System Sampling
CO Critical Orifice Sampling
COC Chain-of-Custody Sampling
CRV Counter Rotating Vortex Sampling
DO Dissolved Oxygen Sampling
EB Equipment Blank Sampling
F Fraction Sampling
FB Field Blank Sampling
FSOP Field Standard Operating Procedure Sampling
FSP Field Sampling Plan Sampling
G Glass (container) Sampling
ISE Ion-Specific Electrode Sampling
MAC Measured Air Concentration Sampling
MLSS Mixed Liquor Suspended Solids Sampling
MLVSS Mixed Liquor Volatile Suspended Solids Sampling
O&G Oil & Grease Sampling
ORP Oxidation Reduction Potential Sampling
P Polyethylene (container) Sampling
PE Potential Electrode Sampling
PG Packing Group Sampling
S Sample Sampling
s soil Sampling
SAP Sampling and Analysis Plan Sampling
SCT Salinity, Conductivity, Temperature Sampling
SDG Sample Delivery Group Sampling
SDL Sample Detection Limit Sampling
SDP Sample Data Package Sampling
SGVP Soil Gas Vapor Probe Sampling
SLM Sound Level Meter Sampling
SPME Solid Phase Microextraction (sampling) Sampling
TB Trip Blank Sampling
TDS Total Dissolved Solids Sampling
TKN Total Kjeldahl Nitrogen Sampling
TOC Total Organic Carbon Sampling
TOH Total Organic Halides Sampling
TOX Total Organic Halogens Sampling
TPH Total Petroleum Hydrocarbons Sampling
TRO Total Recoverable Oils Sampling
TRS Total Reduced Sulfur Sampling
TS Total Solids Sampling
TSP Total Suspended Particulates Sampling
TSS Total Suspended Solids Sampling
VTSR Validated Time of Sample Receipt Sampling
W Water Sampling
BC Boston College Schools and Universities
BGSU Bowling Green State University Schools and Universities
BU Boston University Schools and Universities
CCM Community Colleges of Maine Schools and Universities
CMTC Central Maine Technical College (MTCS) Schools and Universities
CSM Colorado School of Mines Schools and Universities
CU University of Colorado Schools and Universities
ENM Education Network of Maine (UMS) Schools and Universities
GTRI Georgia Technical Research Institute Schools and Universities
GWU George Washington University Schools and Universities
JHU The Johns Hopkins University Schools and Universities
KVTC Kennebec Valley Technical College (MTCS) Schools and Universities
MIT Massachusetts Institute of Technology Schools and Universities
MMA Maine Maritime Academy Schools and Universities
MTCS Maine Technical College System Schools and Universities
NMTC Northern Maine Technical College (MTCS) Schools and Universities
OSU Ohio State University Schools and Universities
OU Ohio University Schools and Universities
SMTC Southern Maine Technical College (MTCS) Schools and Universities
SMU Southern Methodist University Schools and Universities
SUNY State University of New York Schools and Universities
UC University of Cincinnati Schools and Universities
UCLA University of California at Los Angeles Schools and Universities
UES University of Environmental Sciences Schools and Universities
UMA University of Maine at Augusta (UMS) Schools and Universities
UMF University of Maine at Farmington (UMS) Schools and Universities
UMFK University of Maine at Fort Kent (UMS) Schools and Universities
UMO University of Maine at Orono (UMS) Schools and Universities
UMPI University of Maine at Presque Isle (UMS) Schools and Universities
UMS University of Maine System Schools and Universities
UNE University of New England Schools and Universities
UNET Universities Network for Environmental Training (RMCDEH) Schools and Universities
UNH University of New Hampshire Schools and Universities
UNH–M University of New Hampshire–Manchester Schools and Universities
USC University of Southern California Schools and Universities
USM University of Southern Maine (USM) Schools and Universities
USUHS Uniformed Services University of the Health Sciences Schools and Universities
UTA University of Texas–Austin Schools and Universities
WCTC Washington County Technical College (MTCS) Schools and Universities
WPI Worcester Polytechnic Institute Schools and Universities
YCTC York County Technical College (MTCS) Schools and Universities
A Absorbance Scientific
A Absorptivity Scientific
a acceleration Scientific
AIP Autoignition Point Scientific
ALC Application Limiting Constituent Scientific
ARC Accelerating Rate Calorimetry Scientific
ARM Atmospheric Radiation Measurement Scientific
AW Atomic Weight Scientific
B Magnetic Flux Density Scientific
BEC Bose–Einstein Condensation Scientific
BHL Biological Half Life Scientific
BNA Base Neutral Acid Scientific
BP Barometric Pressure Scientific
BP Boiling Point Scientific
BTP Basal Temperature & Pressure (= 310.15 K & 760 mmHg) Scientific
c speed of light (= 2.9978 x 108 m/sec or 186,282 miles/sec) Scientific
CBD Catalytic-Based Dehalogenation Scientific
CE Current Electrode Scientific
CEC Cation-Exchange Capacity Scientific
CIR Color Infrared Scientific
CN Condensation Nuclei (counter) Scientific
COS Cosine Scientific
COT Cotangent Scientific
CSC Cosecant Scientific
CW Continuous Wave Scientific
d density correction factor Scientific
d derivative Scientific
d disintegration Scientific
DE Desorption Efficiency Scientific
Di Difference Scientific
DNAPL Dense Non-Aqueous Phase Liquid Scientific
DPASV Differential Pulse Anodic Stripping Voltammetry Scientific
DRG Degrees, Radians, Gradians Scientific
DSP Degradation Split Product Scientific
DTUL Deflection Temperature Under Load Scientific
dx differential equation Scientific
E Electric Field Strength Scientific
e electron Scientific
E Erg Scientific
E Exponent Scientific
e log 1 (= 2.718) Scientific
EAR Energy Absorbing Resin Scientific
EC Electrochemical Scientific
Eh Oxidation-Reduction Potential Scientific
EICP Extracted Ion Current Profile Scientific
EM Electromagnetic Conductivity Scientific
EMC Electromagnetic Compatibility Scientific
EMF Electromagnetic Field Scientific
EMF Electromotive Force Scientific
EMI Electromagnetic Interference Scientific
ER Electrical Resistivity Scientific
ES Effective Size Scientific
ESP Electrostatic Precipitator Scientific
F Force Scientific
f function (of) Scientific
Fd Feret’s Diameter Scientific
FIR Far Infrared Scientific
FP Freezing Point Scientific
G Gas Scientific
g gravitational force (= 9.8 m/sec2 = 32.2 ft/sec2) Scientific
GT Greater Than Scientific
H Planck’s Constant (= 6.626 x 10-34 j-s or x 10-27 erg-s) Scientific
H Unit of Magnetic Field Strength Scientific
HDC Halohydrocarbon Destruction Catalyst Scientific
HMW High Molecular Weight Scientific
HRA Human Reliability Analysis Scientific
HS Hybrid Solar Scientific
HT Hypothermally Treated Scientific
HTP High Temperature & Pressure Scientific
IDCAD Integrated Dessicant Cold Air Distribution (System) Scientific
IE Ion Exchange Scientific
IR Infrared Scientific
ISFET Ion Sensitive Field Effect Transistor Scientific
JCPDS Joint Committee on Powder Diffraction Standard Scientific
K Constant Scientific
KD Kuderna-Danish (Evaporator) Scientific
KE Kinetic Energy (= mv2/2) Scientific
L Liquid Scientific
LASER Light Amplification by Stimulated Emission of Radiation Scientific
LCD Liquid Crystal Display Scientific
LDV Laser Doppler Velocimetry Scientific
LED Light Emitting Diode Scientific
LMS Linearized Multistage (Model) Scientific
ln natural logarithm Scientific
LNAPL Light Non-Aqueous Phase Liquid Scientific
Log Logarithm Scientific
LORAN Long Range Navigation Scientific
LT Less Than Scientific
LVL Low-Velocity Layer Scientific
LY Light Year Scientific
m mass Scientific
m molality Scientific
M Molar Scientific
M Molarity Scientific
MASER Microwave Amplification by Stimulated Emission of Radiation Scientific
MP Melting Point Scientific
MW Molecular Weight Scientific
m/z Mass to Charge Ratio Scientific
n neutron Scientific
N Normal Scientific
N Normality Scientific
n number (of) Scientific
NA Avagadro’s Number (6.022 x 1023 particles/mole) Scientific
NAPL Non-Aqueous Phase Liquid Scientific
NBP Normal Boiling Point Scientific
NEXRAD Next Generation Radar (NWS) Scientific
NIR Near Infrared Scientific
NMP Normal Melting Point Scientific
NSCR Non-Selective Catalytic Reduction Scientific
NTP Normal Temperature & Pressure (25 C & 760 mmHg) Scientific
OD Optical Density (LASER) Scientific
OX Oxidation Scientific
p momentum (= mv) Scientific
P Pressure Scientific
p proton Scientific
PBI Particle Beam Interface Scientific
PCR Polymerase Chain Reaction Scientific
PD Power Density Scientific
PE Potential Energy (= mgh = kx2/2) Scientific
PEDS Peltier Effect Diffusion Separation Scientific
PI Plasticity Index Scientific
PIXE Proton-Induced X-Ray Emission Scientific
PL Plastic Limit Scientific
PRF Pulse Recurrence (or Repetition) Frequency Scientific
R Gas Constant (= 8.3144 J/K-mole = 0.082053 l. atm/K-mole) Scientific
RADAR Radio Detection and Ranging Scientific
RF Radio Frequency Scientific
RFI Radio Frequency Interference Scientific
RFR Radio Frequency Radiation Scientific
RIC Relative Ion Abundance Criteria (percentage) Scientific
RO Reverse Osmosis Scientific
RTD Resistance Temperature Detector Scientific
S Solid Scientific
SCR Selective Catalytic Reduction Scientific
SCS Scientific Certification Systems Scientific
Sec Secant Scientific
SG Specific Gravity Scientific
SIM Selected Ion Monitoring Scientific
Sin Sine Scientific
SM Single Mass Scientific
SNCR Selective Non-Catalytic Reduction Scientific
SOL Solubility Scientific
SP Spontaneous Potential Scientific
SPE Solid Polymer Electrolyte Scientific
Sq Semiquantitative Scientific
SRB Sulfate Reducing Bacteria Scientific
STLC Soluble Threshold Limit Concentration Scientific
STP Standard Temperature & Pressure (0 C & 760 mmHg) Scientific
Tan Tangent Scientific
TM Two Mass Scientific
TSA Tryptic Soy Agar Scientific
UHF Ultra High Frequency Scientific
UV Ultraviolet Scientific
UVOX Ultraviolet Oxidation Scientific
VD Vapor Density Scientific
VHF Very High Frequency Scientific
VLF Very Low Frequency Scientific
VLT Visible Light Transmission (LASER) Scientific
VP Vapor Pressure Scientific
Z Atomic Number Scientific
ADEM Alabama Department of Environmental Management States
AK Alaska States
AL Alabama States
ALCOSH Allegheny Committee on Occupational Safety & Health States
ANR Agency of Natural Resources (Vermont) States
AOL Associated Oregon Loggers States
AR Arkansas States
ARB Air Resources Board (California) States
AZ Arizona States
BAAQMD Bay Area Air Quality Management District (California) States
BACOSH Bay Area Committee on Occupational Safety & Health States
BAQ Bureau of Air Quality (Maine DEP) States
BAQC Bureau of Air Quality Control (Maine DEP) States
BCFA Bergen County Fire Academy (New Jersey) States
BEP Board of Environmental Protection (Maine) States
BGS Bureau of General Services (Maine) States
BLE Bureau of Labor Education (UMO) States
BLS Bureau of Labor Standards (Maine) States
BMV Bureau of Motor Vehicles (Maine) States
BODMS Bureau of Deep Mine Safety (Pennsylvania) States
BOHMC Bureau of Oil & Hazardous Materials Control (Maine DEP) States
BSWM Bureau of Solid Waste Management (Maine DEP) States
BWC Bureau of Workers’ Compensation (Ohio) States
CA California States
CABEC California Association of Building Energy Consultants States
CACOSH Chicago Area Committee for Occupational Safety & Health States
CARB California Air Resources Board States
CARL Colorado Association of Research Libraries States
CBOT Chicago Board of Trade States
CCR California Code of Regulations States
CHP California Highway Patrol States
CIWMB California Integrated Waste Management Board States
CMR Code of Maine (or Massachusetts) Rules States
CMRO Central Maine Regional Office (DEP) States
CNYCOSH Central New York Committee on Occupational Safety & Health States
CO Colorado States
COMAR Code of Maryland Regulations States
ConnectiCOSH Connecticut Committee on Occupational Safety & Health States
CRIR Code of Rhode Island Rules States
CRRA Connecticut Resources Recovery Authority States
CSFA California State Firefighters Association States
CT Connecticut States
CVR Code of Vermont Rules States
CWC Clean Washington Center (Washington) States
DC District of Columbia States
DE Delaware States
DEAIHA Delaware American Industrial Hygiene Association States
DEAIHA Down East American Industrial Hygiene Association States
DEC Department of Environmental Conservation (Vermont, New York) States
DEH Department of Environmental Health (New Hampshire) States
DEM Department of Environmental Management (Alabama) States
DEP Department of Environmental Protection (Maine, Massachusetts) States
DEQ Department of Environmental Quality States
DEQE Department of Environmental Quality Engineering (Massachusetts) States
DFW Department of Fish and Wildlife (Vermont) States
DHS Department of Human Services (Maine) States
DLI Department of Labor and Industries (Massachusetts and Washington) States
DMR Department of Marine Resources (Maine) States
DMV Department of Motor Vehicles States
DNR Department of Natural Resources States
DNRC Department of Natural Resources & Conservation States
DOC Department of Conservation (Maine) States
DOSH Division of Occupational Safety and Health (California) States
DPH Department of Public Health (Connecticut & Massachusetts) States
DPR Department of Pesticide Regulation (California) States
DSES Division of Safety and Environmental Services (Maine) States
DTSC Department of Toxic Substances Control (California) States
EMRO Eastern Maine Regional Office (DEP) States
FAEP Florida Association of Environmental Professionals States
FL Florida States
GA Georgia States
HAEP Hawaii Association of Environmental Professionals States
HERR Hawaii Environmental Risk Ranking (Study) States
HI Hawaii States
HOT Health Occupations Training (Maine DOL) States
IA Iowa States
ID Idaho States
IL Illinois States
IN Indiana States
JAN Job Accommodation Network (Maine BLS) States
KS Kansas States
KY Kentucky States
L/A Lewiston/Auburn States
LA Los Angeles States
LA Louisiana States
LACOSH Los Angeles Committee on Occupational Safety & Health States
L&E Licensing & Enforcement (DEP) States
MA Massachusetts States
MANG Maine Army National Guard States
MaryCOSH Maryland Committee on Occupational Safety & Health States
MassCOSH Massachusetts Committee on Occupational Safety & Health States
MCFA Middlesex County Fire Academy (New Jersey) States
MCLU Maine Civil Liberties Union States
MCOP Maine Chiefs of Police States
MCOSH Massachusetts Coalition for Occupational Safety and Health States
MCP Massachusetts Contingency Plan States
MD Maryland States
MDE Maryland Department of the Environment States
MDEP Maine Department of Environmental Protection States
MDOT Maine Department of Transportation States
MDPDES Maryland Pollutant Discharge Elimination System States
ME Maine States
MEMA Maine Emergency Management Agency States
MGS Maine Geologic Survey States
MI Michigan States
MIOSHA Michigan Occupational Safety and Health Administration States
MLGH Maine Labor Group on Health States
MLPPP Maine Lead Poisoning Prevention Program States
MN Minnesota States
MO Missouri States
MOSH Maryland Occupational Safety & Health States
MPBN Maine Public Broadcasting Network States
MPCA Minnesota Pollution Control Agency States
MRSA Maine Revised Statutes Annotated States
MS Mississippi States
MSAD Maine School Administrative District States
MSC Maine Safety Council States
MSRS Maine State Retirement System States
MT Montana States
MTC Midwest Environmental & Industrial Health Training Center States
MWMA Maine Waste Management Agency States
MWRA Massachusetts Water Resources Authority States
NC North Carolina States
NCOSH North Carolina Occupational Safety & Health Project States
ND North Dakota States
NE Nebraska States
NH New Hampshire States
NHP Non-Game and Natural Heritage Program (Vermont) States
NJ New Jersey States
NJDEPE New Jersey Department of Environmental Protection & Energy States
NJPDES New Jersey Pollution Discharge Elimination System States
NM New Mexico States
NMRO Northern Maine Regional Office (Maine DEP) States
NV Nevada States
NY New York States
NYC New York City States
NYCOSH New York Committee for Occupational Safety & Health States
NYSERDA New York State Energy Research & Development Authority States
OES Office of Environmental Services (MDOT) States
OGS Office of General Services (New York) States
OH Ohio States
OK Oklahoma States
OOB Old Orchard Beach (Maine) States
OOSHA Oregon OSHA States
OR Oregon States
ORMD Office of Recycling Market Development (New York) States
OR–OSHA Oregon OSHA States
ORVCOSH Ohio River Valley Committee on Occupational Safety & Health States
OTIS Oklahoma Telecommunications Interlibrary System States
OWM Office of Waste Management (Minnesota) States
PA Pennsylvania States
PHILAPOSH Philadelphia Project in Occupational Safety & Health States
PI Presque Isle (Maine) States
POSH Project on Occupational Safety and Health (Pennsylvania) States
PR Puerto Rico States
PRC Pennsylvania Resources Council States
PUC Public Utilities Commission (Maine) States
RI Rhode Island States
RICOSH Rhode Island Committee on Occupational Safety & Health States
ROCOSH Rochester Committee on Occupational Safety & Health States
RTP Research Triangle Park (North Carolina) States
SC South Carolina States
SCAQMD South Coast Air Quality Management District (California) States
SCCOSH Santa Clara Center for Occupatioal Safety & Health States
SCIF State Compensation Insurance Fund (California) States
SD South Dakota States
SDCDHS San Diego County Department of Health Services (California) States
SEMCOSH Southeast Michigan Committee on Occupational Safety & Health States
SHAP Safety and Health Assessment for Prevention (Washington DLI) States
SIR Site Investigation & Remediation (Division–DEP) States
SMRO Southern Maine Regional Office (DEP) States
SRF State Revolving Fund States
TAEP Texas Association of Environmental Professionals States
TCAA Texas Clean Air Act (Texas) States
TDH Texas Department of Health States
TICF Targeted Inspection and Coalition Fund (California OSHA) States
TN Tennessee States
TNCOSH Tennessee Committee on Occupational Safety & Health States
TNRCC Texas Natural Resource Conservation Commission (Texas) States
TOSHA Tennessee Occupational Safety & Health Administration States
TVA Tennessee Valley Authority States
TX Texas States
UOSH Utah Occupational Safety and Health Division States
UT Utah States
VA Virginia States
VMRC Virginia Marine Resources Commission States
VSA Vermont Statute Annotated States
VT Vermont States
WA Washington States
WBGH Washington Business Group on Health States
WI Wisconsin States
WIC Washington Information Center States
WISCOSH Wisconsin Committee on Occupational Safety & Health States
WNYCOSH Western New York Committee on Occupational Safety & Health States
WOSH Windsor Occupational Safety & Health Project States
WV West Virginia States
WY Wyoming States
AM Arithmetic Mean Statistics
ANCOVA Analysis of Covariance Statistics
ANOVA Analysis of Variance Statistics
AR Average Replicate (t-test) Statistics
CABF Cochran’s Approximation to the Behren’s–Fisher (t-test) Statistics
CI Confidence Interval Statistics
CL Confidence Level Statistics
CV Coefficient of Variation (= SD/X) Statistics
D Difference (percentage) Statistics
GM Geometric Mean Statistics
GSD Geometric Standard Deviation Statistics
LCL Lower Confidence Limit Statistics
LCL Lower Control Limit Statistics
LQL Lower Quantifiable Limit Statistics
MANCOVA Multivariate Analysis of Covariance Statistics
MANOVA Multivariate Analysis of Variance Statistics
MPN Most Probable Number Statistics
MSA Method of Standard Additions Statistics
NI Number of Inconclusives Statistics
NMD Number Mean Diameter Statistics
NN Number of Negatives Statistics
NP Number of Positives Statistics
PD Percent Difference Statistics
PI Percent Inconclusives Statistics
PN Percent Negatives Statistics
PP Percent Positives Statistics
R Multiple Correlation Statistics
R Range Statistics
RA Relative Abundance (percentage) Statistics
RMS Root-Mean-Square Statistics
RPD Relative Percent Difference Statistics
RSD Relative Standard Deviation (percentage) Statistics
SAE Sampling & Analytical Error Statistics
SD Standard Deviation Statistics
SED Standard Error of the Difference Statistics
SEM Standard Error of the Mean Statistics
SIA Statistical Inventory Analysis Statistics
SQC Statistical Quality Control Statistics
T Tested Number Statistics
UC Uniformity Coefficient Statistics
UCL Upper Confidence Limit Statistics
UCL Upper Control Limit Statistics
x mean or arithmetic mean Statistics
ABE Adult Basic Education Training and Education
ACE American Council on Education Training and Education
ACT American College Testing Training and Education
ASL American Sign Language Training and Education
A/V Audio/Visual (Aids) Training and Education
BIT Bailey Intelligence Test Training and Education
CAI Computer-Assisted Instruction Training and Education
CBT Computer-Based Training Training and Education
CD Course Director Training and Education
CED Continuing Education Department Training and Education
CEU Continuing Education Unit Training and Education
CH Contact Hour Training and Education
CIJE Current Index to Journals in Education Training and Education
CLEP College Level Examination Program Training and Education
CME Continuing Medical Education Training and Education
CMI Computer-Managed Instruction Training and Education
CPE Continuing Professional Education Training and Education
DAI Dissertation Abstracts International Training and Education
DAT Dental Admission Test Training and Education
ERIC Educational Resources Information Center Training and Education
ESL English as a Second Language Training and Education
F Failing Training and Education
FTE Full-Time Equivalent Training and Education
GED Graduate Equivalency Diploma Training and Education
GMAT Graduate Management Admission Test Training and Education
GPA Grade Point Average Training and Education
GRE Graduate Record Examination Training and Education
I Incomplete Training and Education
ILL Interlibrary Loan Training and Education
IPW Instructional Package Worksheet Training and Education
IQ Intelligence Quotient Training and Education
IRIS Instructional Resources Information System Training and Education
ITV Interactive Television (CCM) Training and Education
KILL Keep It Large & Legible Training and Education
KSA Knowledge, Skill, Attitude (or Ability) Training and Education
LD Learning Disability (or  Disabled) Training and Education
LSAT Law School Aptitude Test Training and Education
LSR Learning Synthesis Report Training and Education
MAT Millers Analogies Test Training and Education
MCAT Medical College Admission Test Training and Education
MCE Mandatory Continuing Education Training and Education
MOI Method of Instruction Training and Education
NCPETE North Central Partnership for Environmental Technology Education Training and Education
NTF National Training Fund Training and Education
OBE Outcome-Based Education Training and Education
OJL On-the-Job Learning Training and Education
OJT On-the-Job Training Training and Education
PACK Problem-Solving, Application, Comprehension, Knowledge Training and Education
PD Professional Development Training and Education
PDC Professional Development Credit Training and Education
PERT Program Evaluation Review Technique Training and Education
PFE Plant & Facilities Conference & Exposition Training and Education
POT Performance Oriented Training Training and Education
PTA Parent Teacher Association Training and Education
RA Resident Assistant Training and Education
RIE Resources in Education Training and Education
ROTC Reserved Officer Training Corps. Training and Education
3Rs Reading, Writing, Arithmetic Training and Education
SAT Scholastic Aptitude Test Training and Education
T&E Training & Education Training and Education
TTT Train-the-Trainer Training and Education
UPDATE University Physics Departments & Alliances for Teacher Enhancement Training and Education
ACTWU Amalgamated Clothing & Textile Workers Union Unions and Locals
AFGE American Federation of Government Employees Unions and Locals
AFGM American Federation of Grain Millers Unions and Locals
AFL–CIO American Federation of Labor–Congress of International Organizations Unions and Locals
AFSCME American Federation of State, County, & Municipal Employees Unions and Locals
AFT American Federation of Teachers Unions and Locals
APWU American Postal Workers Union Unions and Locals
ATU Amalgamated Transit Union Unions and Locals
BAC International Union of Bricklayers & Allied Craftsmen Unions and Locals
BBF International Brotherhood of Boilermakers, Iron Shipbuilders, Blacksmiths, Forgers, & Helpers Unions and Locals
BCTD Building & Construction Trades Department (AFL–CIO) Unions and Locals
BCTW Bakery, Confectionery & Tobacco Workers’ International Union Unions and Locals
BMWE Brotherhood of Maintenance of Way Employees Unions and Locals
BRS Brotherhood of Railroad Signalmen Unions and Locals
BSOIW International Association of Bridge, Structural, & Ornamental Iron Workers Unions and Locals
CJA United Brotherhood of Carpenters & Joiners of America Unions and Locals
CWA Communications Workers of America Unions and Locals
GCIU Graphic Communications International Union Unions and Locals
HFIA International Association of Heat Frost Insulators & Asbestos Workers Unions and Locals
IAFC International Association of Fire Chiefs Unions and Locals
IAFF International Association of Fire Fighters Unions and Locals
IAM International Association of Machinists & Aerospace Workers Unions and Locals
IATA International Air Transport Association Unions and Locals
IATSE International Alliance of Theatrical Stage Employees & Moving Picture Machine Operators of the United States & Canada Unions and Locals
IATTP International Association of Tank Testing Professionals Unions and Locals
IBEW International Brotherhood of Electrical Workers Unions and Locals
IBFO International Brotherhood of Firemen & Oilers Unions and Locals
IBPO International Brotherhood of Police Officers Unions and Locals
IBT International Brotherhood of Teamsters, Chauffers, Warehousemen, & Helpers of America Unions and Locals
ICWU International Chemical Workers Union Unions and Locals
IGA Independent Guards Association Unions and Locals
ILA International Longshoremen’s Association Unions and Locals
ILGWU International Ladies’ Garment Workers’ Union Unions and Locals
IUD Industrial Union Department (AFL–CIO) Unions and Locals
IUE International Union of Electronic, Electrical, Salaried, Machine, & Furniture Workers Unions and Locals
IUEC International Union of Elevator Constructors Unions and Locals
IUMSW Industrial Union of Marine & Shipbuilding Workers of America Unions and Locals
IUOE International Union of Operating Engineers Unions and Locals
IUPAC International Union of Pure & Applied Chemistry Unions and Locals
LIUNA Laborers’ International Union of North America Unions and Locals
LOHP Labor Occupational Health Program Unions and Locals
MSEA Maine State Employees Association Unions and Locals
NPMHU National Postal Mail Handlers Union Unions and Locals
NTEU National Treasury Employees Union Unions and Locals
OCAW Oil, Chemical, & Atomic Workers International Union Unions and Locals
OPEIU Office & Professional Employees International Union Unions and Locals
PAT International Brotherhood of Painters & Allied Trades of the United States & Canada Unions and Locals
PGW United Plant Guard Workers of America Unions and Locals
PPEF Portland Pipeline Employees Federation Unions and Locals
PPF United Association of Journeymen & Apprentices of the Plumbing & Pipe Fitting Industry of the United States & Canada Unions and Locals
RLCA National Rural Letter Carriers Association Unions and Locals
SEIU Service Employees International Union Unions and Locals
TCIU Transportation Communications International Union Unions and Locals
UAW International Union of Automobile, Aerospace, & Agricultural Implement Workers (United Auto Workers) Unions and Locals
UBC United Brotherhood of Carpenters & Joiners of  America Unions and Locals
UFCW United Food & Commercial Workers International Union Unions and Locals
UMWA United Mine Workers of America Unions and Locals
UNITE Union of Needletrades, Industrial, & Textile Employees Unions and Locals
UPIU United Paperworkers International Union Unions and Locals
URW United Rubber Workers Unions and Locals
USWA United Steel Workers of America Unions and Locals
UTU United Transportation Union Unions and Locals
UTWA United Textile Workers of America Unions and Locals
UWNE Brotherhood of Utility Workers of New England Unions and Locals
UWU Utility Workers Union of America Unions and Locals
WSE National Weather Service Employees Organization Unions and Locals
A Ampere Units and Measures
A Angstrom (1 x 10-10 m) Units and Measures
A Area Units and Measures
a atto- (1 x 10-18) Units and Measures
AC Alternating Current Units and Measures
ACFM Actual Cubic Feet per Minute Units and Measures
ACH Air Changes per Hour Units and Measures
AD Aerodynamic Diameter Units and Measures
AH Ampere Hour Units and Measures
ahp air horse power Units and Measures
AMD Aerodynamic Mean Diameter Units and Measures
amu atomic mass unit Units and Measures
ATA Atmosphere Absolute Units and Measures
Atm Atmosphere (= 14.7 psi = 760 mm Hg = 101.3 kPa) Units and Measures
AU Atomic Unit Units and Measures
AUFS Absorbance Units, Full Scale Units and Measures
Bec Becquerel Units and Measures
bhp brake horsepower Units and Measures
Bq Becquerel Units and Measures
BTU British Thermal Unit (= 1054.8 J) Units and Measures
c calorie Units and Measures
C Celsius Units and Measures
c centi- (= 0.01) Units and Measures
C Centigrade Units and Measures
C Circumference Units and Measures
C Coulomb (= 1.03 x 10-5 F) Units and Measures
Cal Calorie (= 4.184 J) Units and Measures
cc cubic centimeter Units and Measures
cd candela Units and Measures
CFH Cubic Feet per Hour Units and Measures
CFM Cubic Feet per Minute Units and Measures
CFS Cubic Feet per Second Units and Measures
CFU Colony Forming Unit Units and Measures
Ci Curie (= 3.7 x 1010 d/s = 3.7 x 1010 Bq) Units and Measures
cm centimeter Units and Measures
CMD Count Median Diameter Units and Measures
CPM Counts per Minute Units and Measures
CPS Cycles per Second (Hertz) Units and Measures
CY Cubic Yard Units and Measures
d deci- (10-1) Units and Measures
D Depth Units and Measures
d diameter Units and Measures
d distance Units and Measures
da deca- (10) Units and Measures
dB decibel Units and Measures
DB Dry Bulb (temperature) Units and Measures
dBA decibels-A weighted Units and Measures
dBC decibels-C weighted Units and Measures
DC Direct Current Units and Measures
dl deciliter Units and Measures
dpm Disintegrations per Minute Units and Measures
dps Disintegrations per Second Units and Measures
DSCF Dry Standard Cubic Foot Units and Measures
DSCM Dry Standard Cubic Meter Units and Measures
dyn dyne Units and Measures
E Fiber Density (= f/mm2) Units and Measures
ERH Equilibrium Relative Humidity Units and Measures
eV Electron Volt Units and Measures
F Fahrenheit Units and Measures
F Farad Units and Measures
F Faraday Units and Measures
f femto- (= x 10-15) Units and Measures
f fibers Units and Measures
FPM Feet per Minute Units and Measures
FPY Feet per Year Units and Measures
fsw feet of sea water Units and Measures
ft foot (or feet) Units and Measures
g gallon Units and Measures
G Gauss Units and Measures
G Giga- (109) Units and Measures
g gram Units and Measures
GAL Gallon Units and Measures
gm gram Units and Measures
GPG Grains per Gallon (1 gpg = 17.1 ppm) Units and Measures
GPG Grams per Gallon Units and Measures
GPM Gallons per Minute Units and Measures
Gy Gray Units and Measures
h hecto- (102) Units and Measures
h height Units and Measures
H Henry (= 1 J/A2) Units and Measures
h hour Units and Measures
HMS Hours, Minutes, Seconds Units and Measures
Hr Hour Units and Measures
Hz Hertz (= cps) Units and Measures
ID Inner Diameter Units and Measures
ID Inside Diameter Units and Measures
in inch Units and Measures
IP Ionization Potential Units and Measures
IPY Inches per Year (DOT) Units and Measures
J Joule (= 9.48 x 10-4 BTU) Units and Measures
K Kelvin (= -273.16 C) Units and Measures
k kilo- (103) Units and Measures
KeV Kiloelectron Volts Units and Measures
Kg Kilogram Units and Measures
KHz Kilohertz Units and Measures
Km Kilometer Units and Measures
KW Kilowatt Units and Measures
KWh Kilowatt Hour Units and Measures
L Length Units and Measures
L Liter Units and Measures
lb pound Units and Measures
LF Linear Feet Units and Measures
LPM Liters per Minute Units and Measures
M Mega- (106) Units and Measures
m meter Units and Measures
M Mile Units and Measures
m milli- (10-3) Units and Measures
m mole Units and Measures
MC Moisture Content Units and Measures
mcg microgram Units and Measures
MEV Million Electron Volts Units and Measures
mG milligauss Units and Measures
mg milligram Units and Measures
MG/CU M Milligrams per Cubic Meter Units and Measures
MGD Million Gallons per Day Units and Measures
MHz Megahertz Units and Measures
mi mile Units and Measures
min minute Units and Measures
MKSA Meter, Kilogram, Second, Ampere Units and Measures
ml milliliter Units and Measures
MLT Mass-Length-Time Units and Measures
mm millimeter Units and Measures
MBTU Million British Thermal Units Units and Measures
MMD Mass Median Diameter Units and Measures
MMT Million Metric Ton Units and Measures
mol mole Units and Measures
MPG Miles Per Gallon Units and Measures
mppcf million particles per cubic foot Units and Measures
mr millirem Units and Measures
mR milliroentgen Units and Measures
mREM milliroentgen Equivalent in Man Units and Measures
mt metric ton Units and Measures
μ micro- Units and Measures
μ micron Units and Measures
μm Micrometer Units and Measures
μPa Micropascal Units and Measures
MW Megawatt Units and Measures
MWD Megawatt Days Units and Measures
n nano- (10-9) Units and Measures
N Newton Units and Measures
ng nanogram Units and Measures
OD Outer (or Outside) Diameter Units and Measures
OLF Olfactory Units and Measures
oz ounce Units and Measures
p pico- (10-12) Units and Measures
Pa Pascal Units and Measures
pc percent Units and Measures
PFU Plague Forming Unit Units and Measures
PG Picogram Units and Measures
pH Power of Hydrogen Units and Measures
P/CC Particles Per Cubic Centimeter Units and Measures
p/m parts per million Units and Measures
ppb parts per billion Units and Measures
ppm parts per million Units and Measures
ppm/w parts per million by weight Units and Measures
ppq parts per quadrillion Units and Measures
ppt parts per trillion Units and Measures
PPTh Parts per Thousand Units and Measures
PSI Pounds per Square Inch Units and Measures
PSIG Pounds per Square Inch Gauge Units and Measures
Pt Pint Units and Measures
pu per unit Units and Measures
QBTU Quadrillion British Thermal Units Units and Measures
Qt Quart Units and Measures
r radius Units and Measures
R Rankin Units and Measures
R Resistance Units and Measures
RAD Radiation Absorbed Dose (= 100 x 10-2 Gray = 1 x 10-2 J/kg = REM/RBE) Units and Measures
RBE Relative Biological Equivalent (= REM/Rads) Units and Measures
REM Roentgen-Equivalent-Man (= 1 x 10-2 S = Rads x RBE) Units and Measures
Rev Revolution Units and Measures
RH Relative Humidity Units and Measures
RHP Rated Horsepower Units and Measures
rpm revolutions per minute Units and Measures
rps radians per second Units and Measures
RVP Reid Vapor Pressure Units and Measures
s second Units and Measures
S Sievert (= 100 REM) Units and Measures
SA Surface Area (= 4 pi x r2) Units and Measures
SCF Standard Cubic Foot Units and Measures
SCFM Standard Cubic Feet per Minute Units and Measures
sec second Units and Measures
SF Square Feet Units and Measures
SFPM Standard Feet per Minute Units and Measures
SFPM Surface Feet per Minute Units and Measures
SHP Shaft Horsepower Units and Measures
SI International System (of Units) Units and Measures
SU Standard Units Units and Measures
SUS Saybolt Universal Seconds Units and Measures
Sv Sievert Units and Measures
T Temperature Units and Measures
T Tera- (1012) Units and Measures
T Tesla (= 104 G = 1 N/A-m) Units and Measures
T Time Units and Measures
TL Total Length Units and Measures
TPM Tons per Month Units and Measures
TPY Tons per Year Units and Measures
TSF Tons per Square Foot Units and Measures
u unified mass unit (= 1.661 x 10-27 kg = 931.5 MeV/c2) Units and Measures
v velocity Units and Measures
V Volts Units and Measures
V Volume Units and Measures
VAC Volts Alternating Current Units and Measures
VDC Volts Direct Current Units and Measures
v/v volume to volume ratio (ppm) Units and Measures
W Watt Units and Measures
W Weight Units and Measures
w width Units and Measures
Wb Weber (= 1 T-m2) Units and Measures
wg water gauge (inches) Units and Measures
WLM Working Level Month Units and Measures
w/v weight to volume ratio (mg/m3) Units and Measures
w/w weight to weight ratio Units and Measures
Y Year Units and Measures
Yd Yard Units and Measures

About MESHA

Manual of Environmental Safety & Health Abbreviations and a whole bunch more! By no means the biggest acronym site – but we’re searchable, categorized, and appreciate your suggestions!