| Acronym | Meaning |
| CHEMTREC | Chemical Transportation Emergency Center |
| DLEED | Diffuse Low-energy Electron Diffraction |
| SMM | Spin Matrix Mapping |
| OGC | Office Of General Counsel |
| DRPA | Direct Random Phase Approximation |
| NAVORDSTA | Naval Ordnance Station (US) |
| MPSS | Massively Parallel Signature Sequencing |
| LAEC | Lowest Achievable Emission Rate |
| MWTA | Medical Waste Tracking Act |
| PMC | Polymer Matrix Composite |