| Acronym | Meaning |
| FOEA | First-order Eikonal Approximation |
| TMMC | Tetramethylammonium Manganese Trichloride |
| RBR | Reductive Burning Recovery |
| HELP | Heuristic Evolving Latent Projection |
| CWS | Community Water System |
| HMA | Hot Mix Asphalt |
| THESEO | Third European Stratospheric Experiment On Ozone |
| SCR | Selective Catalytic Reduction |
| TBSI | N-tert-butyl-2-benzothiazyl Sulfenimide |
| ARDS | Acute Respiratory Distress Syndrome |