| Acronym | Meaning |
| PSEM | Point Source Exposure Model |
| VOA | Volatile Organic Aromatic Compounds |
| PQC | Piezoelectric Quartz Crystal |
| RITZ | Regulatory And Investigative Treatment Zone |
| STEP | Science And Technology For Environmental Protection |
| ACBP | Acyl-CoA Binding Protein |
| COLOC | Correlation Spectroscopy For Long-range Couplings |
| UEBS | Unitarized Eikonal Born Series (in Electron-atom Scattering) |
| TDI | Toluene Diisocyanate [mixt. Of Isomers] |
| AACG | American Association For Crystal Growth |