| Acronym | Meaning |
| FRC | Federal Radiation Council |
| AAS | Atomic Absorption Spectroscopy |
| ASHRAE | American Society Of Heating |
| MSS | Mass Storage System |
| NDC | National Data Center |
| CACM | Communications Of The ACM |
| AHP | Analytical Hierarchy Process |
| AFO | Available For Obligations |
| DHR | Director Of Human Resources |
| GPS | Global Positioning System |