| Acronym | Meaning |
 | UATMP | Urban Air Toxics Monitoring Program |
| SOM | Self-organizing Map |
| LACE | Laser-assisted Chemical Etching |
| REO | Rare Earth Oxide |
| SV | Space Velocity |
| MODR | Microwave Optical Double Resonance |
| SESAME | Second European Stratospheric Arctic And Midlatitude Experiment |
| NAMAS | National Measurement Accreditation Service (UK) |
| BZ | 3-quinuclidinyl Benzilate (chemical Warfare Agent) |
| NARL | National Air And Radiation Laboratory |
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