| Acronym | Meaning |
 | HIRRLS | High Resolution Research Limb Sounder |
| CARD | Citizens Against Radioactive Dumping |
| GAW | Global Atmospheric Watch |
| PAN | Peroxyacyl Nitrates |
| EMU | Electromotive Unit |
| BI | The Brookings Institution |
| VORTAC | Very High Frequency (omnirange) TACAN (tactical Air Navigation System) |
| AFPRO | Air Force Plan Representative Office |
| LF | Low Frequency |
| RHS | Right-hand Side |
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