| Acronym | Meaning |
 | FLETC | Federal Law Enforcement Training Center |
| IFD | In-flight Deployment |
| ARPA | Advanced Research Projects Agency |
| BSAC | Biotechnology Science Advisory Committee |
| FEMA | Federal Emergency Management Agency |
| FFS | Flight Facilities Survey |
| ACA | American Conservation Association |
| ECTD | Emission Control Technology Division |
| NSDL | National Science Digital Library |
| NGI | Next Generation Internet |
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