| Acronym | Meaning |
| NAT | Nitric Acid Trihydrate (polar Stratosphere Cloud Aerosol) |
| APES | Adiabatic Potential Energy Surface |
| DWM | Distorted Wave Method |
| CLC | Coordinated List Of Chemicals |
| PDI | Polarization-division Interferometry |
| CVAFS | Cold Vapor At. Fluorescence Spectrometry |
| MCDF-OL | Multiconfiguration Dirac-Fock Optimum Level |
| LOD | Loss On Drying |
| ECMRA | European Chemical Market Research Association |
| RLCA | Reaction-limited Cluster Aggregation |