| Acronym | Meaning |
| EGO | Exhaust Gas Oxygen |
| SML | Surface Microlayer |
| IMPPT | Interaction Moeller-Plesset Perturbation Theory |
| FTNMR | Fourier-transform Nuclear Magnetic Resonance |
| HEV | Hepatitis E Virus |
| IMPROVE | Interagency Monitoring For Protected Visual Environments |
| BIIR | Brominated Isobutene-isoprene Rubber |
| UIHRS | Upflow Inclined High-rate Settlers |
| AOEC | Association Of Occupational And Environmental Clinics |
| MSP | Monosodium Phosphate |