| Acronym | Meaning |
| FADEC | Full Authority Digital Engine Control |
| FOTOS | First-order Theory Of Oscillator Strength |
| UEATC | European Union For Technical Agreements In Construction (French; L'Union Europeenne Pour L'Agrement Technique Dans La Construc |
| ARPUS | Angle-resolved Ultraviolet Photoelectron Spectroscopy |
| AEY | Auger Electron Yield |
| CRE | Carbon Removal Efficiency |
| SPME | Solid-Phase Microextraction |
| IEPA | Illinois Environmental Protection Agency |
| HHAP | Heavy Hydroaroms. From Petroleum |
| UCAR | University Corporation For Atmospheric Research |