| Acronym | Meaning |
| LDS | Leak Detection System |
| DETOCSY | Diffusion Edited Total Correlation Spectroscopy |
| ECCI | Electron Channeling Contrast Imaging |
| IEHT | Iterative Extended Hueckel Theory |
| SAACGS | State Ambient Air Concentration Guidelines Or Standards |
| MDC | Maxwell Displacement Current |
| MCL | Maximum Contaminant Level |
| ECMRA | European Chemical Market Research Association |
| GSR | Gunshot Residue |
| MAMO | Multiparameter Alternant Molecular Orbital |