| Acronym | Meaning |
| CVI | Chemical Vapor Infiltration (impregnation) |
| SLE | Solid-liquid Equilibria |
| APM | Airborne Particulate Matter |
| MIF | Migration Inhibitory Factor |
| UAMO | Unprojected Alternant Molecular Orbital |
| RATM | Renormalized Average T-matrix (for D.-of-states Calcns.) |
| SUS | Saybolt Unit Seconds (viscosity Measurement) |
| QC-SCF | Quadratically Convergent SCF (for Closed-shell Systems) |
| TBSI | N-tert-butyl-2-benzothiazyl Sulfenimide |
| MRE | Mining Research Establishment |