| Acronym | Meaning |
| AGCM | Atmospheric General Circulation Model |
| PBM | Proton Beam Micromachining |
| CPB | Coupled Pressure Bars |
| APU | Acid Purification Unit (acid Recovery System) |
| ECMRA | European Chemical Market Research Association |
| FERP | Field Emission Retarding Potential |
| EMMA | Electron Microscopy And Microanalysis |
| SWKB | Supersymmetric Wentzel-Kramers-Brillouin (quantum Method) |
| GCE | Ground-based Cloud Experiment |
| GDLC | Gel-Glass Dispersed Liquid Crystals |