| Acronym | Meaning |
| UFL | Upper Flammable Limit |
| LFER | Linear Free Energy Relationship |
| HCA | Heterocyclic Amine |
| CSMOS | Center For Subsurface Modeling Support |
| CMB | Chemical Mass Balance |
| DIC | Disseminated Intravascular Coagulation |
| AFBC | Atmospheric Fluidized Bed Combustion |
| UNESCO | United Nations Educational |
| UAPS | Utility Acid Precipitation Study |
| MMCDF | Multichannel Multiconfiguration Dirac-Fock Method |