| Acronym | Meaning |
| NHEXAS | National Human Exposure Assessment Survey |
| SRT | Sludge Or Solids Retention Time |
| BRV | Bubble Release Vacuum |
| CRTA | Controlled Rate Thermal Analysis |
| LGM | Last Glacial Maximum (most Recent Era Of Continental Glaciation; See Also PGP) |
| HECD | Hall Electrolytic Conductivity Detector |
| DEA | Dissociative Electron Attachment |
| FGSE | Field-gradient Spin-echo |
| SCM | Streaming Current Monitor (for Coagulation Water Treatment) |
| CESARS | Chemical Evaluation Search And Retrieval System |