| Acronym | Meaning |
| SAW | Surface Acoustic Wave |
| TLA | Thin Layer Activation |
| POTW | Publicly Owned Treatment Works |
| VO | Virtual Orbital |
| MPRI | Multiphoton Resonance Ionization |
| SHAPE | Simulation Of Human Activity And Pollution Exposure |
| GRHF | Generalized Restricted Hartree-Fock |
| RILS | Regulatory Interpretation Letters |
| VBM | Valence-band Model (in Electronic Structure Calcns.) |
| HMPAM | Hydrophobically Modified Polyacrylamide |