| Acronym | Meaning |
| PQL | Practical Quantitation Levels (of Pollutants |
| BSAF | Biota-to-sediment Accumulation Factor |
| PADRE | Particle Analysis And Data Reduction Program |
| PTAW | Plasma Transfer Arc Weld |
| VFET | Vertical Field-effect Transistor |
| EDGAR | Emissions Database For Global Atm. Research |
| ATLEED | Automated Tensor Low-energy Electron Diffraction |
| FLCD | Ferroelectric Liquid Crystal Display |
| CASS | Cyclic Activated Sludge System |
| RBF | Renal Blood Flow |