| Acronym | Meaning |
| EEM | Elastic Emission Machining |
| BGA | Bundesgesundheitamt (German Health Ministry) |
| CFM | Charge-fluctuation Model |
| MCZDO | Many Center Zero Differential Overlap |
| AQLV | Air Quality Limit Values |
| IUBS | International Union Of Biological Sciences |
| PIES | Penning Ionization Electron Spectroscopy |
| SO SCF | Spin-optimized Self-consistent Field |
| AFRP | Advanced Fuel Recycle Program |
| FDM | Finite-difference Method |