| Acronym | Meaning |
| RDS | Reflectance-difference Spectroscopy |
| FAAS | Flame Atomic Absorption Spectroscopy |
| LH | Luteinizing Hormone |
| IPA | Inverted Perturbation Approach (in Mol. Potential-energy Curves Calcn.) |
| CPCPI | Chemical Protective Clothing Performance Index |
| FTC | Federal Trade Commission |
| MMVF | Man Made Vitreous Fibers |
| ATRS | Attenuated Total Reflection Spectroscopy |
| EIIP | Emission Inventory Improvement Program |
| ISSI | International Society For Scientometrics And Informetrics |