| Acronym | Meaning |
| IAQP | Indoor Air Quality Program |
| FIM-APS | Field Ion Microscopy-atom Probe Spectroscopy |
| GNMP | Generalized Nonlocal Model Potential |
| PFA | Principal Factor Analysis |
| NZRPA | Normalized Zero-range Potential Approxn. |
| SPECT | Single Photon Emission Computerized Tomography |
| ATBN | Amine Terminated Butadiene Acrylonitrile (rubber) |
| SAM | Sterile Alpha Motif |
| FIM | Friable Insulation Material |
| OBK | Oppenheimer-Brinkman-Kramers (approxn. In Atom-ion Electron-exchange Calcns.) |