| Acronym | Meaning |
| WTQA | Waste Testing And Quality Assurance |
| ISIRS | International Sorption Information Retrieval System |
| MAPTAC | Acrylamide-N |
| NDTT | Nil Ductility Transition Temperature |
| OGWDW | Office Of Ground Water And Drinking Water |
| HCMV | Human Cytomegalovirus |
| SIR | Statutory Invention Registration |
| DOR | Delta Opioid Receptor |
| DTA | Direct Toxicity Assessment (of Wastewater Discharges) |
| GRAS | Generally Recognized As Safe |