| Acronym | Meaning |
| ISCLT | Industrial Source Complex Long Term (dispersion Model) |
| CAA | Contaminant Analysis Automation |
| ITD | Ion Trap Detector (mass Spectrometry) |
| AKDDQ | Aluminum Killed Deep Drawing Quality |
| ECRA | Economic Cleanup Responsibility Act |
| SCOT | Support Coated Open Tubular |
| CFS | Chemical Fixation And Solidification (of Hazardous Wastes) |
| PTA | Pulse Thermal Analysis |
| QET | Quasi-equilibrium Theory |
| IPN | Interpenetrating Polymer Network |