| Acronym | Meaning |
| PIMC | Path-integral Monte-Carlo |
| HAPS | Hazardous Air Pollutants |
| EDWA | Exponential Distorted-wave Approxn. (atom-ion Electron-exchange Calcns.) |
| PETEOS | Plasma-enhanced Tetraethylorthosilicate |
| FSMRCCSD | Fock Space Multireference Coupled Cluster (with) Single (and) Double Excitations |
| OAPP | Oxidized Atactic Polypropylene |
| CMAQ | Community Multiscale Air Quality |
| AAOM | American Academy Of Occupational Medicine |
| PSZ | Partially-stabilized Zirconia |
| ACTH | Adrenocorticotrophic Hormone (reg:9003-56-9) |