| Acronym | Meaning |
| ITC | Interagency Testing Committee (TSCA) |
| LAH | Lithium Aluminum Hydride |
| GLIMMER | Gene Locator And Interpolated Markov Modeler |
| NEXAFS | Near-edge X-ray Absorption Fine Structure |
| EBK | Einstein-Brillouin-Keller (quantization Method) |
| NGDC | National Geophysical Data Center |
| RNG | Renormalized Group Theory |
| HC | Hazardous Constituent |
| EU | Exposure Unit |
| RITS | Radiatively Important Trace Species |