| Acronym | Meaning |
| ARF | ADP-ribosylation Factor |
| AQDHS | Air Quality Data Handling System |
| PSL | Photostimulated Luminescence |
| EU | European Union |
| HGRF | Human Growth Hormone-releasing Factor |
| CFMM | Continuous Fast Multipole Method (algorithm For Coulomb Interactions Among Charge Distributions) |
| STM | Space-translation Method (in Atomic Collision Calcn.) |
| PLD | Programmable Logic Device |
| VCDT | Vienna Canyon Diablo Troilite |
| ECETOC | European Chemical Industry |