| Acronym | Meaning |
| MTR | Minimum Technology Requirements (RCRA) |
| ATAS | Advance Technology Alert System |
| MTBF | Mean Time Between Failure |
| UVPS | Ultraviolet Photoelectron Spectroscopy |
| LCMTO | Linear Combination Of Muffin-tin Orbitals |
| BEM | Boundary Element Method |
| ICEAS | Intermittent Cycle Extended Aeration System (activated Sludge) |
| ODSC | Oscillating Differential Scanning Calorimetry |
| RSR | Rapid Solidification Rate |
| CAAT | Johns Hopkins Center For Alternatives To Animal Testing |