| Acronym | Meaning |
| EMF | Electromagnetic Force |
| GRIN | Gradient Refractive Index |
| CHA | Concentric Hemispherical Analyzer |
| MRSD-CI+P | MRSD-CI (with) Pople Correction |
| SFCCCC | Space-fixed Complex-coordinate Coupled-channel Method |
| PCI | Positive-ion Chemical Ionization (mass Spectrometry) |
| MASIF | Measurement And Analysis Of Surface Interaction Forces |
| WHO | World Health Organization |
| BTCA | Best Technology Currently Available |
| FIS | Field Ion Spectroscopy |