| Acronym | Meaning |
| PMC | Polymer Matrix Composite |
| FLASH | Fast Low-angle Shot (NMR Imaging) |
| NCAP | Noncriteria Air Pollutants |
| NDPD | National Data Processing Division |
| EIMS | Electron Impact Mass Spectrometry |
| ETP | Environmental Tracking Procedure |
| PARC | Polycyclic Aromatic Ring Cleavage |
| NFAIS | National Federation Of Abstracting And Information Services |
| AWWA | American Water Works Association |
| MIC | Methyl Isocyanate |