| Acronym | Meaning |
| CSA | Camphorsulfonic Acid |
| NSTL | Near Surface Transition Layer |
| APL | Alternative Pollutant Limits |
| EAGLE | European Association For Grey Literature Exploitation |
| HEA | Health And Environmental Assessment |
| IMT | Ion Microtomography |
| LDA | Local-density Approximation |
| IGBT | Insulated Gate Bipolar Transistor |
| RESS | Rapid Expansion Of Supercritical Solution |
| EFIG | Emission Factor Inventory Grouppar |