| Acronym | Meaning |
| ICL | Interface Control Layer |
| DWEL | Drinking Water Equivalent Level |
| REMUS | Remote Environmental Monitoring Units |
| VS | Volatile Solids |
| DAS | Days After Sowing |
| HSC | Hyperspherical Coordinate (representation In Calcns. On Electron-atom Scattering) |
| PSI | Pollution Standard Index |
| CPOM | Coarse Particulate Organic Matter |
| SCIBM | Semiclassical Infinite-barrier Model |
| OD | Order-Disorder (in Mineral Structure) |