| Acronym | Meaning |
| MA | Malonic Acidpar |
| EROS | Electric Resonance Optothermal Spectrometer |
| AFSB | Anaerobic Fluidized Sludge Blanket |
| TCF | Totally Chlorine-free [in Pulp Industry] |
| METAALICUS | Mercury Experiment To Assess Atmospheric Loading In Canada And The US |
| FDSO | Full Diagonal Second-order (approxn. To)-green Function |
| ABI | Automated Ball Indentation |
| KASIMA | Karlsruhe Simulation Model Of The Middle Atmosphere |
| OD | Optical Density |
| PCFB | Pressurized Circulating Fluidized Bed (gasification Apparatus) |