| Acronym | Meaning |
| ERAD | Economic And Regulatory Analysis Division (OPPE) |
| WAPS | Waste Acceptance Preliminary Specification |
| LSDXS | Local-spin-density (with) Screened Exchange |
| EKB | Einstein-Brillouin-Keller (quantization Method) |
| ICPAEMC | International Commission For Protection Against Environmental Mutagens And Carcinogens |
| FHSA | Federal Hazardous Substances Act |
| IBI | Index Of Biotic Integritypar |
| MED | Minimal Erythema Dose |
| ACE-I | Angiotensin Converting Enzyme Inhibitor |
| MOTA | Materials Open Test Assembly |