| Acronym | Meaning |
| GCFR | Gas-cooled Fast Reactor |
| UJT | Unijunction Transistor |
| SWICH | Solid Waste Information Clearinghouse And Hotline |
| TRO | Tubular Reverse Osmosis |
| ALAPO | Association Of Local Air Pollution Control Officers |
| NDSL | Non-Domestic Substances List |
| MSF | Multi-stage Flash Distillation Plant |
| BIF | Banded Iron-formation |
| ARM | Area Radiation Monitoring |
| AFPB | Asymmetric Four-point Bend Test |