| Acronym | Meaning |
| GMAD | Geometric Mean Aerodynamic Diameter |
| IDLH | Immediately Dangerous To Life Or Health |
| DME | Dimethyl Etherpar |
| HAPPS | Hazardous Air Pollutant Prioritization System |
| APO | Aq.-phase Oxidn. |
| CESR | Cornell Electron Storage Ring |
| MORT | Molecular Orbital Resonance Theory |
| ABET | Accreditation Board For Engineering And Technology |
| SCA | Standing Committee Of Analysts [probably Of EC] |
| ODUS | Ozone Dynamics UV Spectrometer |