Hazardous
Materials - Managing the Incident
Commonly Used Abbreviations
| AAR | Association of American Railroads |
| ACGIH | American Conference of Governmental Industrial Hygenists |
| ANSI | Americal National Standards Institute |
| API | American Petroleum Institute |
| APR | Air Purifying Respirator |
| ATSDR | Agency for Toxic Substances and Disease Registry |
| BLEVE | Boiling Liquid Expansion Vapor Explosion |
| CAA | Clean Air Act |
| CAER | Community Awareness and Emergency Response |
| CAMEO | Computer Aided Management of Emergency Operations |
| CANUTEC | Canadian Transport Emergency Center |
| CAS Number | Chemical Abstract Service Number |
| CDC | Center for Disease Control |
| CERCLA | Comprehensive Environmental Response, Compensation, and Liability Act |
| CFR | Code of Federal Regulations |
| CGI | Combustible Gas Indicator |
| CHEMTREC | Chemical Transportation Emergency Center |
| CHLOREP | Chlorine Emergency Plan |
| CMA | Chemical Manufacturers Association |
| COFC | Container on Flat Car |
| COLIWASA | Combined Liquid Waste Sampler |
| CP | Command Post |
| CPC | Chemical Protective Clothing |
| CT/NS | Computerized Telephone Notfication System |
| CWA | Clean Water Act |
| Decon | Decontamination |
| EBA | Emergency Breathing Apparatus |
| EBS | Emergency Broadcast System |
| EHS | Extremely Hazardous Substances |
| EMS | Emergency Medical Services |
| EOC | Emergency Operations Center |
| EPA | Environmental Protection Agency |
| ERPG-2 | Emergency Response Planning Guidelines |
| ERT | Emergency Response Team |
| FID | Flame Iionization Detector |
| GHMBMO | Hazardous Materials General Behavior Model |
| HAZCOM | Hazard Communication |
| HazMat | Hazardous Materials |
| HAZWOPER | OSHA Hazardous Wastes Operations and Emergency Response |
| HMRT | Hazardous Materials Response Team |
| IC | Incident Command |
| IDLH | Immediately Dangerous to Life or Health |
| IMS | Incident Mangement System |
| LC50 | Lethal Concentration, 50% Kill |
| LCLow | Lethal Concentration Low |
| LD50 | Lethal Dose, 50% Kill |
| LDL | Lower Detection Limit |
| LDLow | Lethal Dose Low |
| LEPC | Local Emergency Planning Committee |
| MDPR | Minimum Detectable Permeation Rate |
| MSDS | Material Safety Data Sheet |
| NCP | National Contingency Plan |
| NFPA | National Fire Protection Association |
| NIIMS | National Interagency Incident Management System |
| NIOSH | National Institute for Occupational Safety and Health |
| NOS | Not Otherwise Specified |
| NRC | National Response Center |
| NRT | National Response Team |
| NTSB | National Transportation Safety Board |
| OPA | Oil Pollution Act |
| ORM-D | Other Regulated Materials |
| OSC | On Scene Coordinator |
| OSHA | Occupational Safety and Health Administration |
| PCB | Polychlorinated Biphenyls |
| PEL | Permissible Exposure Limit |
| pH | Percent of Hydrogen |
| PID | Photoionization Detector |
| PIO | Public Information Officer |
| PPE | Personal Protective Equipment |
| PSM | Process Safety Management |
| RCRA | Resource Conservation and Recovery Act |
| Rehab | Rehabilitation |
| REL | Recommended Exposure Level |
| REM | Roentgens Equivalent Man |
| RP | Responsible Party |
| RQ | Reportable Quantity |
| RRT | Regional Response Team |
| SADT | Self Accelerating Decomposition Temperature |
| SAR | Supplied Air Respirator |
| SARA | Superfund Amendments and Reauthorization Act |
| SARA | State Emergency Response Commission |
| SCBA | Self Contained Breathing |
| SDL | System Detection Limit |
| STC | Single Trip Container |
| STCC | Standard Transportation Commodity Code |
| TI | Transportation Index |
| TLV-C | Threshold Limit Value-Ceiling |
| TLV-Odor | Threshold Limit Value-Odor |
| TLV-Skin | Threshold Limit Value-Skin |
| TLV-STEL | Threshold Limit Value-Short Term Exposure Limit |
| TLW-TWA | Threshold Limit Value-Time Weighted Average |
| TPQ | Threshold Planning Quantity |