| Acronym | Meaning |
| AFBC | Atmospheric Fluidized Bed Combustion |
| GAGP | Generalized Antisymmetrized Geminal Power (wave Function) |
| MPW | Multiple Plane Wave (in Electronic-property For Metals) |
| TSCATS | Toxic Substances Control Act Test Submissions Online Database |
| CCCI | Correlation-consistent CI |
| URV | Unit Risk Value |
| VFA | Volatile Fatty Acid |
| NHE | Na+-H+ Exchanger |
| SPELL | Spectral Eulerian Lagrangian Model |
| DIM | Dissolved Inorganic Matter |