| Acronym | Meaning |
| NPL | Nonparametric Linkage |
| GPSC | Gas Proportional Scintillation Counter |
| DWS | Diffusing-wave Spectroscopy |
| MOGA | Michigan Oil And Gas Association |
| DEP | Department Of Environmental Protection |
| ACE | Aerosol Characterization Experiment |
| NTSB | National Transportation Safety Board |
| OKE | Optical Kerr Effect |
| OGDR | Optogalvanic Double Resonance |
| CRMMA | Chemical Reference Material Manufacturers Association |