| Acronym | Meaning |
| PE | Population Equivalent (in Wastewater Treatment) |
| EMEG | Environmental Media Evaluation Guides |
| EMMA | Electrophoretically-mediated Microanalysis |
| CCE | Capacitative Calcium Entry |
| SAT | Sulfuric Acid Trihydrate (polar Stratosphere Cloud Aerosol) |
| GPHS | General Purpose Heat Source |
| CCSD-GF | CCSD-green Function |
| ECMWF | European Center For Medium Range Weather Forecast |
| OEA | Occupational Exposure Assessment |
| PBDE | Polybrominated Diphenyl Ether |