| Acronym | Meaning |
| FGDIS | Flue Gas Desulfurization Information System |
| PCFA | Principal Component Factor Analysis |
| LRM | Laboratory Reference Material |
| UBT | Urea Breath Test |
| PAIR | Patent Application Information Retrieval System |
| IPCM | Isodensity Polarizable Continuum Model [ab Initio Method] |
| IDEAL | Inhalation, Deposition And Exhalation Of Aerosols In/from The Lungs |
| POX | Purgeable Organic Halogen(s) |
| ASK | Apoptosis Signal-regulating Kinase |
| CMR | Colossal Magnetoresistance |