| Acronym | Meaning |
| WWT | Wastewater Treatment |
| HRGC | High Resolution Gas Chromatography |
| PDECD | Pulsed Discharge Electron Capture Detector |
| FCA | Fuzzy Cluster Analysis |
| FFIS | Federal Facilities Information System |
| IPT | Iterated Perturbation Theory |
| BHMA | British Hard Metal Association |
| DRED | Dual Recursive Deconvolution |
| PSTL | Photostimulated Thermoluminescence |
| PEXAFS | Photoemission Extended X-ray Absorption Fine Structure |