| Acronym | Meaning |
| APL | Alternative Pollutant Limits |
| WET | Whole Effluent Toxicity |
| IBMS | Ion Beam Mass Spectrometry |
| LCHAD | Long-chain 3-hydroxyacyl-CoA Dehydrogenase |
| RIP | Rapid Isothermal Processing |
| IAQINFO | Indoor Air Quality Information Clearinghouse |
| MGMS | Molecular Graphics And Modelling Society |
| APSG | Antisymmetrized Product Of Strongly Orthogonal Geminals (variant Of Multiconfiguration Self-consistent Field Method) |
| NTS | Nevada Test Site |
| EPW | Electron Plasma Wave |