| Acronym | Meaning |
| EQA | External Quality Assessment |
| UHC | Unburned Hydrocarbons |
| HPCIC | High-performance Chelation Ion Chromatography |
| REA | Retrospective Exposure Assessment |
| DAD | Diode Array Detector |
| APSG | Antisymmetrized Product Of Strongly Orthogonal Geminals (variant Of Multiconfiguration Self-consistent Field Method) |
| USBM | US Bureau Of Mines |
| RCSI | Random Cooperative Strain Interaction |
| ICR | Intensified Controlled Rolling |
| STERAO | Stratosphere-Troposphere Experiments: Radiation |