| Acronym | Meaning |
| AFFF | Aqueous Film-forming Foam |
| CCEA | Conventional Combustion Environmental Assessment |
| DMS | Diluted Magnetic Semiconductor |
| BTU | British Thermal Unit |
| PCS | Permit Compliance System |
| DIW | Deionized Water |
| SPW | Symmetrized Plane Wave |
| NETL | National Energy Technology Laboratory |
| NAFTA | North American Free Trade Agreement |
| CFS | Chemical Fixation And Solidification (of Hazardous Wastes) |