| Acronym | Meaning |
 | WSB | Water Spray Boiler |
| PCA | Pneumatic Control Assembly |
| GOC | GrGOCGround Operations Coordinator |
| PSW | Program Status Word |
| BP | Contamination/Overpressure |
| SCCH | Standard Cubic Centimeters-per Hour |
| DA&D | Data Acquisition And Distribution |
| SM/PM | System Management/Performance Monitor |
| DBC | Data Bus Control |
| OOS | Orbit-to-Orbit Shuttle |
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