| Acronym | Meaning |
| TIG | Tungsten Inert Gas (welding) |
| FBCB | Fixed Bed Circulating Bioreactor (for Wastewater Treatment) |
| RTT | Resonant Tunneling Transistor |
| USTR | US Transuranium Registry |
| OPIA | Optical Precision Instrument Associates |
| CML | Chronic Myelogenous Leukemia |
| EGCG | Epigallocatechin Gallate |
| PEEM | Panel Of Experts On Environmental Management |
| WTE | Waste-To-Energy Facility |
| PWM | Pokeweed Mitogen |