| Acronym | Meaning |
| TWV | Trinkwasserverordnung (German Drinking Water Ordinance) |
| DLTFS | Deep Level Transient Fourier Spectroscopy |
| TRIPS | Trade-Related Aspects Of Intellectual Property Rights |
| RFI | RCRA Facility Investigation |
| CPR | Casting Pressing Rolling |
| GCL | Geosynthetic Clay Liner |
| SS | Space Station |
| RDW | Relativistic Distorted Wave |
| CNDO/F | Complete Neglect Of Differential Overlap/force |
| OSW | Office Of Solid Waste (US EPA) |