| Acronym | Meaning |
| EPAAR | EPA Acquisition Regulation Manual |
| CFM | Continued-fraction Method |
| SPMD | Semipermeable Membrane Device |
| ZDC | Zero-degree Calorimeter |
| DIOS | Direct Iron Ore Smelting |
| RGTO | Rheotaxial Growth And Thermal Oxidation |
| GWTR | Ground Water Treatment Rule |
| HVLP | High-volume Low Pressure [spray Gun] |
| GPMAS | Gas Phase Molecular Absorption Spectrometry |
| AES | Auger Electron Spectroscopy |