| Acronym | Meaning |
| FAES | Flame Atomic Emission Spectroscopy |
| ALAD | Delta-aminolevulinic Acid Dehydratase (lead Poisoning Indicator) |
| SSIS | Scanning Surface Inspection System |
| URG | Umweltrahmengesetz (German Environmental Protection Framework Law) |
| ASCII | American Standard Code For Information Interchange |
| RLS | Recursive Least Squares (algorithm) |
| RDA | Representational Difference Analysis |
| ASB | Aerobic Stabilization Basin |
| IRC | Intrinsic Reaction Coordinate |
| ZF-NQR | Zero-field-nuclear Quadrupole Resonance |