| Acronym | Meaning |
| FCM | Finite-cluster Model (for Calcns. On Electromigration) |
| UVPS | Ultraviolet Photoelectron Spectroscopy |
| PLUARG | Pollution From Land Use Activities Reference Group |
| APEGM | Alkaline Polyethylene Glycolate Monomethyl Ether |
| OSEE | Optically Stimulated Electron Emission |
| EXGF(1) | Extended Group Function(1) (model Wave Function Accounting For Electron Correlation) |
| EMCI | Envirofacts Master Chemical Integrator |
| PAT | Process Analytical Technology |
| TRDS | Text Retrieval Data System |
| HEED | High Energy Electron Diffraction |