| Acronym | Meaning |
| NPTII | Neomycin-phosphotransferase II |
| EM | Electron Microscopy |
| CBEC | Concentration-based Exemption Criteria |
| EBS | Engineered Barrier System (for Hazardous Waste Disposal) |
| ECCI | Electron Channeling Contrast Imaging |
| CAPTEX | Cross-Appalachian Tracer Experiment |
| VAMAS | Versailles Project On Advanced Materials And Stds. |
| MDEQ | Michigan Department Of Environmental Quality |
| HFMD | Hellmann-Feynman Mol.-dynamics (method In Electronic Structure And Geometry Calcns.) |
| ETD | Enhanced Trickle Down (watershed Acidification Model) |