| Acronym | Meaning |
| NDUV | Non-dispersive Ultraviolet Analyzer |
| EFTA | European Free Trade Association |
| DOVE | Doubly Vibrationally Enhanced |
| ERC | Emissions Reduction Credit |
| CSE | Correction (with The) Statistical Exchange Potential |
| ISP | In-line Strip Production |
| FOCO | First-order Correlation Orbital |
| MVEL | Motor Vehicle Emission Laboratory |
| LIPS | Laser-induced Plasma Spectroscopy |
| ADF | Annular Dark-field |