| Acronym | Meaning |
| HEIR | High Energy Ion Recoil |
| SAB | Substratum-aerated-biofilm Reactor |
| RFB | Recycle Fluidized-bed |
| SET | Single Electron Transistor |
| IISCI | Initial Ionic State Comfiguration Interaction |
| ASCI | Accelerated Strategic Computing Initiative |
| ASTRA | Alliance For Science And Technology Research In America |
| PR | Preliminary Review |
| CWA | Clean Water Act |
| LVSEM | Low Vacuum Scanning Electron Microscopy |