| Acronym | Meaning |
| TRS | Total Reduced Sulfur |
| AUFS | Absorbance Units Full Scale |
| PSM | Pflanzenschutzmittel; Pesticides |
| MO | Molecular Orbital |
| RECP-CVC | Relativistic Effective-core Potential With Core-valence Correlation |
| BRS | Bibliographic Retrieval System |
| CS | Crystal Structure |
| UKB | Unrestricted Kinetic Balance (in Calcns. Of Wave Functions And Energies) |
| CPR | Cytochrome P 450 Reductase |
| CZMA | Coastal Zone Management Act |