| Acronym | Meaning |
| CPE | Chlorinated Polyethylene |
| DPCILO | Differential Perturbative Configuration Interaction Using Localized Orbitals |
| NCAR | National Center For Atmospheric Research (USA) |
| CPLD | Complex Programmable Logic Device |
| LWR | Light-water Reactor |
| NAMAS | National Measurement Accreditation Service (UK) |
| HRE | Hormone-responsive Element |
| EFB | Empty Fruit Bunch |
| AFBS | Anaerobic Fluidized Bed Systems |
| IAQ | Indoor Air Quality |