| Acronym | Meaning |
| ROSS2 | River Oil Spill Simulation 2 Layer Model |
| LSD-GX-SIC | LSD-GX-with Generalized Exchange-self-interaction Corrected |
| ALARP | As Low As Reasonably Practicable |
| CNDO/2-V | Complete Neglect Of Differential Overlap-potential Method |
| PSEP | Polyhedral Skeletal Electron Pair (for Metal Clusters) |
| CRAM | Caisse Regionale D'Assurance Maladie |
| SIMR | Swedish Institute For Metals Research |
| CMZP | Calcium Magnesium Zirconium Phosphate |
| SOR | Surface Overflow Rate |
| TEQ | Toxicity Equivalent |