| Acronym | Meaning |
| AOC | Assimilable Organic Carbon |
| ROM | Regional Oxidant Model |
| TRACE-P | Transport And Chemical Evolution Over The Pacific |
| QHA | Quasi-harmonic Approxn. (in Intramol. Vibrational Relaxation) |
| NIBSC | National Institute For Biological Standards And Control |
| SCPW | Symmetrized Combination Of Plane Waves |
| VMS | Volcanogenic Massive Sulfide |
| CDWA | Continuum Distorted-wave Approxn. (for Scattering Calcns.) |
| CCBA | Coupled-channel Born Approximation |
| I-TEF | International Toxicity Equvalency Factor |