| Acronym | Meaning |
| NKB | Nachklarbecken; Secondary Settling Tank |
| INTERFACE II | Integrated Reliable Fault-Tolerant Control For Large Engines |
| DAA | Diacetone Alcoholpar |
| QENS | Quasielastic Neutron Scattering |
| CAP | Cellulose Acetate Propionate |
| LARVA | Light-absorption Ratio Variation Approach |
| PDMEE | Primary-beam Diffraction Modulated Electron Emission |
| CSAAS | Continuum Source Atomic Absorption Spectrometry |
| LRTAP | Long-range Transboundary Air Pollution |
| PCMI | Pellet Cladding Mechanical Interaction |