| Acronym | Meaning |
 | CMPR | Compare |
| IARS | Independent Air Revitalization System |
| FAA | Federal Aviation Administration |
| MAF | Michoud Assembly Facility |
| RESVR | Reservoir |
| SR | Status Report |
| TAA | Temporary Access Authorization |
| INSTALLATIO | Installation Notification Certificate |
| TAL | Transatlantic Abort Landing |
| IOSC | Integrated Operations Support Center |
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