| Acronym | Meaning |
| ABR | Anaerobic Baffled Reactor (for Wastewater Treatment) |
| AACC | American Association Of Cereal Chemists |
| TPQ | Threshold Planning Quantity |
| CATSAT | Cooperative Astrophysics And Technology Satellite |
| LCEC | Liquid Chromatography With Electrochemical Detection |
| FZ | Fusion Zone |
| CAL | Central Analytical Laboratory |
| WTIE | Wastewater Treatment And Information Exchange |
| FDMS | Field-desorption Mass Spectrometry |
| CEEES | Committee Of European Environmental Engineering Societies |