| Acronym | Meaning |
| OMHCE | Organic Material Hydrocarbon Equivalent |
| OWVP | Outgoing Wave Variational Principle |
| TMC | Thick Molding Compound |
| CRM | Continuous Radon Monitor |
| EM | Electron Microscopy |
| MODS | Multiple Organ Dysfunction Syndrome |
| SPARS | Spatially Resolved Spectroscopy |
| WRAQS | Western Regional Air Quality Study |
| SEE | Secondary Electron Emission |
| BAPMON | Background Air Pollution Monitoring Network |