| Acronym | Meaning |
| NTNCWS | Nontransient, Noncommunity Water Supplies |
| RVP | Reid Vapor Pressure (used For Gasoline Volatility) |
| FINDS | Facilities Index Data System |
| USDI | US Department Of Interior |
| ALAP | As Low As Practical |
| PZT | Piezoelectric Transducer |
| GTT | Glucose Tolerance Test |
| SC-MBPT | Single-configuration Many-body Perturbation Theory |
| ESH | Environmental Safety And Health |
| OFAGE | Orthogonal-field-alternation Gel Electrophoresis |