| Acronym | Meaning |
| CCD | Carbonate Compensation Depth |
| EGSB | Expanded Granular Sludge Bed |
| ISPGAA | In Situ Prompt Gamma-ray Activation Analysis |
| XPED | X-ray Photoelectron Diffractometry |
| NLCR | Nonlinear Continuum Regression |
| AHU | Air Handling Unit |
| LAMP | Laser Ablation Microprobe |
| AAOM | American Academy Of Occupational Medicine |
| PACT | Powdered Activated Carbon Treatment |
| CTE | Constitutive Transport Element |