| Acronym | Meaning |
| CAFBR | Ceramic Filled Anaerobic Fixed Bed Reactor |
| ABR | Auditory Brainstem Response |
| SWTR | Surface Water Treatment Rule |
| SAC | Spectral Absorption Coeff. |
| HYPS | Hybrid Plasma Spraying |
| GIS | Geographical Information System |
| VLSIPS | Very Large Scale Immobilized Polymer Synthesis |
| POCP | Photochem. Ozone Creation Potential |
| AMP | Adenosine 5'-monophosphate |
| BPEO | Best Practicable Environmental Option |