| Acronym | Meaning |
 | ACDA | Arms Control And Disarmament Agency |
| VF | Voice Frequency |
| AQCA | Air Quality Control Act |
| H | Hecto |
| SAWRS | Supplementary Aviation Weather Reporting System |
| AIM | Advanced Industrial Materials |
| TES | Tropospheric Emission Spectrometer |
| ARM | Atmospheric Radiation Measurement Program |
| NTRANS | Metacode Translator |
| BBSO | Big Bear Solar Observatory |
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