| Acronym | Meaning |
| ACATS | Airborne Chromatograph For Atmospheric Trace Species |
| EAF | Electric Arc Furnace |
| UASB | Upflow Anaerobic Sludge Blanket |
| AWRE | Atomic Weapons Research Establishment |
| ADF | Actin-Depolymerizing Factor |
| PF | Polar Front |
| SGHWR | Steam-generating Heavy Water Reactor |
| ACTS | Asbestos Contractor Tracking System |
| SCR | Solar Cosmic Rays (related To Spacecraft And Space Travel) |
| HTD | Hancock-Truhlar-Dykstra (potential Energy Surface) |