| Acronym | Meaning |
| IUPPA | The International Union Of Air Pollution Prevention Associations |
| RESS | Rapid Expansion Of Supercritical Solution |
| LPE | Liquid-phase Epitaxy |
| GCE | Ground-based Cloud Experiment |
| SSRM | Scanning Spreading Resistance Microscopy |
| SOILVENT | Soil Venting Model |
| PIET | Photoinduced Intramolecular Electron Transfer |
| CDA | Cylindrical Deflector Analyzer |
| HSV | Herpes Simplex Virus |
| EHF | Extended Hartree-Fock |