| Acronym | Meaning |
| AQRV | Air Quality Related Values |
| PNH | Paroxysmal Nocturnal Hemoglobinuria |
| ESA | Energy Sudden Approxn. (in Calcns. On Reactive Scattering) |
| ACD | Annealed Cold Drawn |
| FEM | Finite Element Method |
| SSRM | Scanning Spreading Resistance Microscopy |
| IUCN | International Union For Conservation Of Nature And Natural Resources |
| HIT | Heterojunction With Intrinsic Thin Layer (photovoltaic Cell; Solar Cell) |
| ENCAT | Epoxy Nucleophile Catalyzed Transesterification |
| STAPPA | State And Territorial Air Pollution Program Administrators |