| Acronym | Meaning |
| RFG | Reformulated Gasoline |
| ICOS | Interactive Computer Optimization Of HPLC Sepns. |
| NRA | National Rivers Authority (UK) |
| LR-SCF | Low-rank SCF |
| YAEL | Yankee Atomic Environmental Laboratory |
| MEBES | Micro-electron Beam Evaporation Source |
| APF | Advanced Particle Filter |
| GE-EPMA | Grazing-exit Electron Probe Microanalysis |
| EFG | Edge-defined Film Growth (of Semiconductors |
| GFR | Glomerular Filtration Rate |