| Acronym | Meaning |
| INST | Information Standards And Technology |
| TSL | Transportation Security Laboratory |
| TO | Togo (FIPS 10-4 Country Code) - Tonga (ISO 3166 Digram) |
| BCPL | Basic Combined Programming Language (progenitor Of C) |
| HP | Hewlett-Packard |
| US | United States (alsoISO 3166 And FIPS 10-4 Country Code Digram) |
| PIPA | Program On International Policy Attitudes |
| GFCI | Ground Fault Circuit Interruptor (aka GFI) |
| FAASV | Field Artillery Ammunition Supply Vehicle |
| AWD | Many |