| ACC | American Chemistry Council |
| AN | ammonium nitrate |
| AN/FO | ammonium nitrate / fuel oil |
| ANNIE | ammonium nitrate nitrobenzene improvised explosive |
| ANSP | Ammonium Nitrate Security Program |
| ATF | Bureau of Alcohol, Tobacco, Firearms and Explosives |
| BAU+ | business as usual plus |
| BCA | benefit-cost analysis |
| BP | black powder |
| CAN | calcium ammonium nitrate |
| CBP | U.S. Customs and Border Protection |
| CDL | commercial drivers’ license |
| CERCLA | Comprehensive Environmental Response, Compensation, and Liability Act |
| CFATS | Chemical Facility Anti-Terrorism Standards |
| CHP | concentrated hydrogen peroxide |
| COAG | Council of Australian Governments |
| C-TPAT | Customs-Trade Partnership Against Terrorism |
| DA | Department of the Army |
| DEA | Drug Enforcement Administration |
| DHS | U.S. Department of Homeland Security |
| DOC | U.S. Department of Commerce |
| DOD | U.S. Department of Defense |
| DOJ | U.S. Department of Justice |
| DOL | U.S. Department of Labor |
| DOT | U.S. Department of Transportation |
| EAP | emergency action plan |
| EC | European Commission |
| EGDN | ethylene glycol dinitrate |
| EPA | U.S. Environmental Protection Agency |
| EPCRA | Emergency Planning and Community Right-to-Know Act |
| ERD | Explosives Regulatory Division |
| ET | exploding target |
| EU | European Union |
| EU MS | European Union member states |
| FALN | Fuerzas Armadas de Liberación Nacional |
| FARC | Fuerzas Armadas Revolucionarias de Colombia |
| FBI | Federal Bureau of Investigation |
| FDA | U.S. Food and Drug Administration |
| FGAN | fertilizer grade ammonium nitrate |
| GPS | global positioning system |
| HME | homemade explosive |
| HMTD | hexamethylene triperoxide diamine |
| IATA | International Air Transport Association |
| ID | identification |
| IED | improvised explosive device |
| IME | Institute of Makers of Explosives |
| IS | icing sugar |
| ISIS | Islamic State |
| KSP | Known Shipper Program |
| MS | member states (of the EU) |
| MSHA | Mine Safety and Health Administration |
| MTSA | Maritime Transportation Security Act |
| NACD | National Association of Chemical Distributors |
| NFPA | National Fire Protection Association |
| NG | nitroglycerine |
| NPPD | Nation Protection and Programs Directorate |
| OMB | Office of Management and Budget |
| OSHA | Occupational Safety and Health Administration |
| PBIED | person-borne improvised explosive device |
| PETN | pentaerythritol tetranitrate |
| PGS | Programme Global Shield |
| PHMSA | Pipeline and Hazardous Materials Safety Administration |
| PIRA | Provisional Irish Republican Army |
| PPF | powder, paste, and flake |
| SCP | Standing Committee on Precursors |
| SOCMA | Society of Chemical Manufacturers and Affiliates |
| SSAN | security sensitive ammonium nitrate |
| TATP | triacetone triperoxide |
| TGAN | technical grade ammonium nitrate |
| TNT | trinitrotoluene |
| TSA | Transportation Security Administration |
| TSCA | Toxic Substances Control Act |
| TWIC | Transportation Workers Identification Credential |
| UAN | urea ammonium nitrate |
| UFF | United Freedom Front |
| UN | United Nations |
| UPS | United Parcel Service |
| U.S. | United States |
| USBDC | U.S. Bomb Data Center |
| USCG | U.S. Coast Guard |
| USPS | U.S. Postal Service |
| VBIED | vehicle-borne improvised explosive device |
This page intentionally left blank.