| Acronym | Meaning |
| AODC | Acridine Orange Direct Count [of Bacteria] |
| RNAP | RNA Polymerase |
| HRMS | High Resolution Mass Spectrometry |
| TAI | Thermal Alteration Index |
| MOF | Metal-organic Framework Compoundpar |
| ERP | Effective Refractory Period |
| QUE | Quantized Universal Enveloping (algebras In Mol. Vibrational Spectra Calcns.) |
| VMD | Vacuum Membrane Distillation |
| LWC | Light-weight Coated (paper) |
| IOHA | International Occupational Hygiene Association |