| Acronym | Meaning |
| IBM | International Business Machines |
| HIT | Hazard Information Transmission |
| PTR | Proton Transfer Reaction |
| EEXAPS | Electron Excited X-ray Appearance Potential Spectroscopy |
| WENDB | Water Enforcement National Data Base |
| HADD | Highest Average Daily Dose |
| PA-FTIR | Photoacoustic Fourier Transform Infrared Spectroscopy |
| PSMS | Plasma Source Mass Spectrometry |
| POY | Partially Oriented Yarn (usually Synthetics |
| HWRTF | Hazardous Waste Restrictions Task Force |