| Acronym | Meaning |
| WGS | Water Gas Shift Reaction |
| TLM | Triple Layer Model (of Adsorption) |
| AICE | American Institute Of Chemical Engineers |
| CONCAWE | Conservation Of Clean Air And Water In Western Europe [European Community Organization] |
| FEV | Forced Expiratory Volume (measure Of Lung Function) |
| CRU | Constitutional Repeating Unit |
| BGK | Bhatnagar-Gross-Krook (kinetic-theory Model For Reactive Collisions) |
| BGC | Biogeochemical Cycling |
| CAS-MC-SCF | Complete Active Space-multiconfiguration-SCF |
| ISCA | Ionization Spectroscopy For Chemical Analysis |