| Acronym | Meaning |
| TPSA | Topological Surface Area |
| EDEC | Equal Distances Equal Charges Model |
| ECCI | Electron Capture Chemical Ionization |
| LTDU | Land Treatment Demonstration Unit |
| ASIS | American Society For Information Science |
| EBPR | Enhanced Biol. Phosphorus Removal |
| LBM | Laser Beam Machining |
| GPD | Gaussian Phase Distribution |
| MAGIC | Monodisperse Aerosol Generation Interface For Combining Liquid Chromatography With Mass Spectrometry |
| CIS | Characteristic Isochromat Spectroscopy |