| Acronym | Meaning |
| RAM | Research And Applications Module |
| RHM | Relative Humidity Monitor |
| SFOP | Safety Operating Procedure (KSC) |
| K-DPN | KSC DOD Payloads Notice |
| NH3 | Ammonia |
| EDR | Engineering Design Review |
| MB | Main Bus |
| E/O | Engineering/Operations |
| COMAT | Compatibility Of Materials |
| EPD | Emergency Procedures Document |