| Acronym | Meaning |
| PI | Plugging Index |
| GEXRS | Grazing-exit X-ray Spectrometry |
| BRC | Basic Regulatory Control |
| MCT | Mercury Cadmium Telluride |
| AA | Aluminum Association |
| EEA | Energy And Environment Analysis |
| HRAC | Herbicide Resistance Action Committee |
| LGO | Light Gas Oil |
| IRES | Infrared Emission Spectroscopy |
| AMIP | Atmospheric Model Intercomparison Project |