| Acronym | Meaning |
| NSTL | Near Surface Transition Layer |
| CCI | Crevice Corrosion Index |
| RI | Refractive Index |
| ECPMET | Extended Coupled Pair Many Electron Theory |
| TSDRF | Treatment, Storage, Disposal, And Recycling Facilities |
| CCA | Convex Constraint Analysis |
| CFSO | Crystal Field Surface Orbital |
| IAHE | International Association For Hydrogen Energy |
| ASM | Acoustic Surface Measurement |
| AIS | Acoustic Imaging System |