| Acronym | Meaning |
| CHEF | Chelation Enhanced Fluorescence |
| RSAC | Remote Sensing Applications Center (US Forest Service) |
| DQSK | Drawing Quality Special Killed |
| MAVRIQ | Model Of Analysis Of Volatiles And Residential Indoor-air Quality |
| IMHEX | Internally Manifolded Heat Exchanger (molten Carbonate Fuel Cell Design) |
| HOLZ | Higher Order Laue Zone |
| PED | Plasma Emission Detector |
| NAL | No Action Level |
| PLIF | Planar Laser Induced Fluorescence |
| ORO | Office Of Regional Operations |