| Acronym | Meaning |
| FFTF | Fast Flux Test Facility |
| PDVSA | Petroleos De Venezuela |
| DPFGSE | Double Pulse Field Gradient Spin Echo |
| AF | Anaerobic Filter |
| NREL | National Renewable Energy Laboratory (formerly SERI) |
| POSS | Polyhedral Oligomeric Silsesquioxane |
| PLE | Photoluminescence Excitation |
| LD-KGC | Linz-Donawitz-Kawasaki Gas Control (steel Converter Furnaces) |
| AAR | Alkali-aggregate Reaction |
| ENDS | European Nuclear Documentation System |