| Acronym | Meaning |
| MEG | Modified Electron Gas (quantum Calcn. Method) |
| PGAA | Prompt Gamma-ray Activation Analysis |
| WWW | World Wide Web |
| PBDD | Polybrominated Dibenzodioxin(s) |
| EAG | Exposure Assessment Group |
| HRXRD | High Resolution X-ray Diffraction |
| PASH | Polycyclic Aromatic Sulfur-containing Hydrocarbons |
| WQC | Water Quality Criteria |
| NCP | National Contingency Plan (Superfund) |
| MCTDH/BSE | MCTDH (with) Basis Set Expansion |