| Acronym | Meaning |
| PBM | Photochem. Box Model |
| FIT | Field Investigation Team (US EPA) |
| SCC | Superposition Of Correlated Configurations (variational Method) |
| SAW | Self-avoiding Walk [modeling] |
| NTS | Nevada Test Site |
| FLDA | Fuzzy Linear Discriminant Analysis |
| SCLCP | Side-chain Liquid-crystalline Polymer |
| TSA | Thermal Swing Adsorption |
| SRM | Standard Reference Material |
| APCS | Argonne Premium Coal Sample |