| Acronym | Meaning |
| WAS | Whole Air Sampler |
| LIBORS | Laser Ionization Based On Resonance Saturation |
| JERS | Japanese Earth Resources Satellite |
| HPMS | Highway Performance Monitoring System |
| XGRS | X-ray/gamma-ray Spectrometer |
| SERA | Sequential Electrochemical Reduction Analysis |
| BRE | Bond Resonance Energy |
| FACS | Fluorescence-activated Cell Sorting |
| DARC | Description |
| CFR | Code Of Federal Regulations |