| Acronym | Meaning |
| CIH | Certified Industrial Hygienist |
| SSC | Standard Saline Citrate |
| FID | Flame Ionization Detector (gas Chromatography) |
| APD | Action Potential Duration |
| CNDO/BW | Complete Neglect Of Differential Overlap With Boyd And Whitehead Parametrization |
| PRT | Platinum Resistance Thermometer |
| MEEKC | Microemulsion Electrokinetic Chromatography |
| ADARD | Acid Deposition And Atmospheric Research Division |
| FASST | Fast Scan Submillimeter Spectroscopic Technique |
| HSF | Hiller-Sucher-Feinberg (equation For Calcn. Of Spin Densities And Charge Densities In Mols.) |