| Acronym | Meaning |
| NSF | Near-surface Fractionated (mantle) |
| BEI | Biological Exposure Indices |
| BBS | Bulletin Board System |
| TMIC | Toxic Materials Information Center |
| OD | Optical Density |
| MED | Mean Effective Dose |
| EOM | Equations Of Motion Method (green's Function) |
| DHFR | Dihydrofolate Reductase |
| MMR | Magnetometric Restivity (method For Subsurface Characterization) |
| CGIAR | Consultative Group On International Agricultural Research |