| Acronym | Meaning |
| DARC | Description |
| ARNT | Aryl Hydrocarbon Receptor Nuclear Translocator |
| HMM | Half Molecule Model (for Electron Scattering By Molecules) |
| CEQA | California Environmental Quality Act |
| CCME | Canadian Council Of Ministers Of The Environment |
| DMCP | DOE Methods Compendium Program |
| ETS | Environmental Tobacco Smoke |
| TSEE | Thermally Stimulated Exoelectron Emission |
| MBPT | Many-body Perturbation Theory |
| CIRS | Composite Infrared Spectrometer |