| Acronym | Meaning |
| CFE | Cold-feed Extrusion |
| UAPS | Utility Acid Precipitation Study |
| NCS | Notification Of Compliance Status |
| OW | Office Of Water |
| UDMH | Unsymmetrical Dimethyl Hydrazine (Alar Metabolite) |
| ALT | Alanine Aminotransferase |
| HVEM | High-voltage Electron Microscopy |
| BHA | Butylated Hydroxyanisole |
| IAC | Impregnated Activated Carbon |
| IDA | Interdigitated Array (microelectrodes) |