| Acronym | Meaning |
| FINES | Furnace Ionization Nonthermal Excitation Spectrometry |
| QDM | Quadrature Discretization Method (in Electron Transport Properties Calcns.) |
| OZIPM | Ozone Isopleth Plotting With Optional Mechanisms |
| TARP | Technical Assistance Response Program |
| SCM | Shell-correction Method (in Calcns. For Metal Clusters) |
| GWPS | Groundwater Protection Strategy |
| USN | Ultrasonic Nebulizer |
| HMPSA | Hot-melt Pressure-sensitive Adhesive |
| FAST | Fugitive Assessment Sampling Train |
| CCDIS | Charge-coupled Device Imaging Spectrometer |