| Acronym | Meaning |
| GHF | Generalized Hartree-Fock Method |
| ETFSI | Extended Thomas-Fermi Strutinski Integral |
| AFBS | Anaerobic Fluidized Bed Systems |
| FCS | Fetal Calf Serum |
| SRT | Sludge Or Solids Retention Time |
| SOC | Semivolatile Organic Compound |
| GFP | Green Fluorescent Protein |
| PCF | Pair Correlation Function |
| PBDD | Polybrominated Dibenzodioxin(s) |
| IUCLID | International Uniform ChemicaL Information Database |