| Acronym | Meaning |
| CID | Configuration Interaction With Double Substitution |
| HRMS | High Resolution Microwave Survey |
| CAIRA | Chemical Accident/incident Response And Assistance |
| CIS | Chemical Information System |
| ADA | American Diabetes Association |
| PE | Population Equivalent (in Wastewater Treatment) |
| PESC | Photoelectrochemical Solar Cell |
| TWTDS | Treatment Works Treating Domestic Sewage |
| MNDO-PM3 | Modified Neglect Of Diatomic Overlap-parametric Method |
| EIX | Electrochemical Ion Exchange |