| Acronym | Meaning |
| UPTF | Upper Plenum Test Facility |
| MAGE | Marine Aerosol And Gas Exchange Experiment |
| THTR | Thorium High Temperature Reactor |
| SVC | Semivolatile Organic Compound |
| PED | Pulsed Electrochemical Detection |
| USJ | Ultra-shallow Junction |
| RUSTIC | Risk Of Unsaturated/saturated Transport And Transformation Of Chemical Concentrations |
| APCI | Atm. Pressure Chem. Ionization |
| GSFC | Goddard Space Flight Center (of NOAA |
| ORFEUS | Orbiting Retrievable Far And Extreme Ultraviolet Spectrometers |