| Acronym | Meaning |
| RAM | Renormalized Atom Model (for Electronic-structure Calcns.) |
| GFA | Glass-forming Ability |
| UBT | Urea Breath Test |
| MRL | Minimum Reporting Level |
| DBEP | Bis(2-butoxyethyl) Phthalate |
| APRF | Army Pulse Radiation Facility |
| TBN | Total Base Number |
| FEMO | Free-electron Molecular Orbital |
| HSW | Health And Safety At Work Act 1974 |
| FMO | Frontier Molecular Orbital |