| Acronym | Meaning |
| ARAS | Atomic Resonance Absorption Spectroscopy |
| SVCA | Soil Vapor Contaminant Assessment |
| CIOS | Corrected Infinite-order Sudden (approxn In Mol. Collisions) |
| ODR | Optical Double Resonance |
| PASPE | Photochemically Accumulated Stimulated Photon Echo |
| SWASV | Square-wave Anodic Stripping Voltammetry |
| ISTP | International Solar Terrestrial Physics |
| STEP | Stratosphere Troposphere Exchange Project |
| HADD | Highest Average Daily Dose |
| BMW | Boiler Maintenance Workstation [EPRI Software] |