| Acronym | Meaning |
| RGA | Residual Gas Analysis |
| SSLP | Single-sequence Length Polymorphism |
| TCM | Total Capacitance Method |
| SERON | Southern Regional Oxidant Network |
| WEF | Water Environment Federation (formerly WPCF) |
| SVE | Selected Valence Electron Model |
| NWWA | Northwest Water Authority (UK) |
| HCO | Heavy Cycle Oil |
| PCI | Peripheral Component Interconnect |
| ED | Electron Diffraction |