| Acronym | Meaning |
| VOD | Vacuum-oxygen Decarburization |
| CTBTO | Comprehensive Nuclear-Test-Ban Treaty Organization |
| PIC | Products Of Incomplete Combustion |
| SCLR | Single Configuration Linear Response (theory) |
| BNFL | British Nuclear Fuels Laboratory |
| DMO | Delocalized Molecular Orbital |
| EIS | Emissions Inventory System (US EPA Air Database) |
| SARIS | Scattering And Recoiling Imaging Spectrometry |
| ADU | Analog-to-digital Unit |
| VOIE | Valence Orbital Ionization Energy |