| Acronym | Meaning |
| SCL | Secondary Coolant Loop |
| EMS | Electromagnetic Susceptibility |
| FR | Firing Room |
| SODS | Skylab Orbit-Deorbit System |
| VMF | Vertical Maintenance Facility |
| PSF | Processing And Staging Facility (SRB) |
| CSF | Cost Sensitivity Factor |
| OBS | Operational Bioinstrumentation System |
| G | Units Of Gravitational Force |
| RSO | Radiological Safety Office |