| Acronym | Meaning |
| DISEP | Difference Integrated Spatial Electron Populations |
| ITRC | Interstate Technology And Regulatory Cooperation Working Group |
| ECNI | Electron Capture Negative Ionization |
| CIIT | Chemical Industry Institute Of Toxicology |
| FGF | Fibroblast Growth Factor |
| HCA | Hazardous Communication Act |
| TBMD | Tight-binding Molecular Dynamics |
| COI | Constituents Of Interest |
| BBN | Big Bang Nucleosynthesis |
| MVC | Multi-variable Control |