| Acronym | Meaning |
| AQCDS | Air Quality Criteria Documents |
| TPD | Temperature Programmed Desorption (for Gas Chromatography) |
| CNDO/IP | Complete Neglect Of Differential Overlap/ionization Potential |
| PESO | Potentiometric Evaluation Of Substrate Oxidation |
| PAM | Photolabile Attachment Molecules |
| GDAAS | Glow Discharge Atomic Absorption Spectrometry |
| ACL | Alternative Concentration Limit |
| DIGIT | Deep Infrared Galaxy Imaging Telescope |
| ASTSWMO | Association Of State And Territorial Solid Waste Management Officials |
| TDOPM | Time-dependent Optimized Potential Method |