| Acronym | Meaning |
| LST | Local Solar Time |
| ARCHIE | Automated Resource For Chemical Hazard Incident Evaluation |
| WTP | Willingness To Pay |
| OPO | Optical Parametric Oscillator |
| QAS | Quality Assurance Standard |
| HEIR | High Energy Ion Recoil |
| EDF | Environmental Defense Fund |
| RXR | Retinoid X Receptor |
| SIM | Standards Injection Module |
| CPD | Cyclobutane Pyrimidine Dimer |