| Acronym | Meaning |
| TWTDS | Treatment Works Treating Domestic Sewage |
| FMI | Fermilab Main Injector |
| ACOP | Approved Code Of Practice (UK) |
| RFGE | Rotating-field Gel Electrophoresis |
| ESARDA | European Safeguards Research And Development Association |
| MHEMT | Metamorphic High Electron Mobility Transistor |
| C.I. | Color Index |
| UPD | Underpotential Deposition |
| SPE | Solid Phase Extraction |
| IAVCEI | International Association Of Volcanology And Chemistry Of The Earth's Interior |