| Acronym | Meaning |
| HRBS | High Resolution Rutherford Backscattering |
| BRS | Biennial Reporting System |
| CCSA | Const. Current Stripping Anal. |
| PFG | Pulsed Field Gradient |
| SOW | Statement Of Work |
| MAS | Magic Angle Spinning (solid State NMR) |
| NADAP | National Atmospheric Deposition Assessment Program |
| VNTR | Variable No. Of Tandem Repeat |
| PBCIMS | Particle Beam Chem. Ionization Mass Spectrometry |
| TAC | Toxic Air Contaminant |