| Acronym | Meaning |
| OW | Office Of Water |
| UXO | Unexploded Ordnance |
| MAT | Microactivity Tests |
| NCMET | Nonclosed Shell Many Electron Theory |
| SULEV | Super Low Emission Vehicle |
| CRQL | Contract Required Quantitation Limit |
| AIM | Adsorption Isotherm Measurement |
| LCFC | Linear Combination Of Fragment Configuration |
| PCILO | Perturbative Configuration Interaction Using Localized Orbitals |
| CSA | Coupled States Approxn. |