| Acronym | Meaning |
 | ABHX | Air Blast Heat Exchanger |
| MS | MASnet Code For The Mass Storage System |
| OIR | Office Of Industry Relations |
| FATS | Forward Area Target Surveillance System |
| URSI | International Union Of Radio Science |
| FAL | Frontier Airline |
| POLEX | Polar Experiment |
| MMOL | Manned Orbital Laboratory |
| AFD | Acid Fractionator Distillate |
| PFS | Physical Facilities Service(s) |
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