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U.S. EPA Abbreviations and Acronyms

ACFM
   -  Actual cubic feet per minute

ACT
   -  Alternative Control Technology Guideline

APCD
   -  Air Pollution Control Device

AFS
   -  AIRS Facility Subsystem

AICHE
   -  American Society of Chemical Engineers

AIRS
   -  Aerometric Information Retrieval System

ALAPCO
   -  Association of Local Air Pollution Control Officials

AMS
   -  American Meteorological Society

APA
   -  Air Pathways Analysis

API
   -  American Petroleum Institute

APTI
   -  Air Pollution Training Institute

AQI
   -  Air Quality Index

ASD
   -  Activated Sludge Diffusion

ASTM
   -  American Society of Testing Materials

ATS
   -  Allowance Tracking System

ATS
   -  Allowance Tracking System

ATSDR
   -  Agency for Toxic Substances and Disease Registry

BACT
   -  Best Available Control Technology

BAMM
   -  Best Available Monitoring Methods

BTU
   -  British Thermal Unit

CAA
   -  Clean Air Act

CAPs
   -  Criteria Air Pollutants

CAS
   -  Chemicals Abstract Services

CD-ROM
   -  Compact Disc Read Only Memory

CE
   -  Control Efficiency

CEM
   -  Continuous Emissions Monitoring

CERCLA
   -  Comprehensive Environmental Recovery and Comprehensive Liability Act

CERR
   -  Consolidated Emissions Reporting Rule

CFC
   -  Chlorofluorocarbon

CFR
   -  Code of Federal Regulations

CHIEF
   -  Clearinghouse for Inventories and Emission Factors

CMS
   -  Continuous Monitoring System

CO
   -  Carbon Monoxide

CTC
   -  Control Technology Center

CTG
   -  Control Technology Guideline

DARS
   -  Data Attribute Rating System

DCF
   -  Discounted Cash Flow

DECIM
   -  Defense Corporate Information Management

DOD
   -  Department of Defense

DOE
   -  Department of Energy

DRE
   -  Destruction Reduction Efficiency

EA
   -  Environmental Assessment

ERBT
   -  Empty-Bed Residence Time

EIIP
   -  Environmental Inventory Improvement Program

EIS
   -  Environmental Impact System

EMIS
   -  Environmental Management Information System

EMS
   -  Environmental Management System

EPA
   -  U.S. Environmental Protection Agency

ETS
   -  Emissions Tracking System

FIP
   -  Federal Implementation Plan

FIPS
   -  Federal Information Processing System

FR
   -  Federal Register

GAC
   -  Granular Activated Carbon

GHGs
   -  Greenhouse Gases

HAP
   -  Hazardous Air Pollutant

HCFC
   -  Hydrochlorofluorocarbon

HEPA
   -  High Efficiency Particulate Air

IARC
   -  International Agency for Cancer

ID
   -  Identification

IDLH
   -  Immediately Dangerous to Life and Health

IEC
   -  International Electrotechnical Commission

ISO
   -  International Organization for Standardization

IUPAC
   -  International Union of Pure and Applied Chemistry

LAER
   -  Lowest Achievable Emission Rate

lb
   -  Pound

LCA
   -  Life Cycle Assessment

LCCA
   -  Life Cycle Costing Analysis

LDAR
   -  Liquid Detection and Repair

LNG
   -  Liquid Natural Gas

MACT
   -  Maximum Achievable Control Technology

MBRs
   -  Membrane Bioreactors

MERV
   -  Minimum Efficiency Reporting Value

MSDS
   -  Material Safety Data Sheets

MWC
   -  Municipal Waste Combustors

NAAQS
   -  National Ambient Air Quality Standard

NACIS
   -  North American Industrial Classification System

NATICH
   -  National Air Toxics Information Clearing House

NEC
   -  Not Elsewhere Classified

NEDS
   -  National Emissions Database System

NEPA
   -  National Environmental Policy Act

NEI
   -  National Emission Inventory

NPV
   -  Net Present Value

NTI
   -  National Toxics Inventory

NOx
   -  Nitrogen Oxides

NPL
   -  National Priority List

NSPS
   -  New Source Performance Standard

NSR
   -  New Source Review

NTIS
   -  National Technical Information Service

OAQPS
   -  Office of Air Quality Planning Standards

OEL
   -  Occupational Exposure Limit

OMB
   -  Office of Management and Budget

OSHA
   -  Occupational Safety and Health Act

PAHs
   -  Polycyclic Aromatic Hydrocarbons

PEL
   -  Permissible Exposure Limit

P2
   -  Pollution Prevention

PL
   -  Public Law

PM
   -  Particulate Matter

PM10
   -  Particulate matter of aerodynamic diameter less than or equal to 10 micrometers

PM2.5
   -  Particulate matter of aerodynamic diameter less than or equal to 2.5 micrometers

POTW
   -  Publicly Owned Treatment Works

PPB
   -  Parts Per Billion

PPM
   -  Parts Per Million

PSD
   -  Prevention of Significant Deterioration

QA
   -  Quality Assurance

QC
   -  Quality Control

RACT
   -  Reasonably Available Control Technology

RCRA
   -  Resource Conservation and Recovery Act

ROI
   -  Return on Investment

RVP
   -  Reid Vapor Pressure

SARA
   -  Superfund Amendments and Reauthorization Act

SCC
   -  Source Classification Code

SIC
   -  Standard Industrial Classification

SIP
   -  State Implementation Plan

SO2
   -  Sulfur Dioxide

THMs
   -  Trihalomethanes

TLV
   -  Threshold Limit Value

TOG
   -  Total Organic Gases

TRI
   -  Toxic Release Inventory

TRS
   -  Total Reduced Sulfur

TSP
   -  Total Suspended Particulate

TPY
   -  Tons Per Year

TRIS
   -  Toxic Chemical Release Inventory System

TSDF
   -  Treatment, Storage, and Disposal Facility

U.S.
   -  United States

U.S.C.
   -  United States Code

UTM
   -  Universal Transverse Mercator

VMT
   -  Vehicle Miles Travelled

VOC
   -  Volatile Organic Compound

VRP
   -  Visibility Reducing Particles


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