| Acronym | Meaning |
| DQ | Drawing Quality |
| PANAK | Peroxyacetyl Nitrate Aldehyde Ketones |
| AOB | Ammonia Oxidizing Bacteria |
| FPEIS | Fine Particulate Emissions Information System |
| IDMS | Integrated DWPF Melter System |
| EBPR | Enhanced Biol. Phosphorus Removal |
| ERM | Electron Redistribution Model |
| UA | Unequilibrated Aggregate (interplanetary Dust Particle) |
| RLS | Resonance Light Scattering |
| BPB | 4-bromophenacyl Bromide |