| Acronym | Meaning |
| ESI | Electronic Supplementary Information |
| EIC | Electrostatic Interaction Chromatography |
| CASSCF | Complete Active Space-self Consistent Field |
| HALT | Hydrate Addition At Low Temperature (for Sulfur Dioxide Removal From Flue Gases) |
| CPE | Controlled-potential Electrolysis |
| EA | Equilibrated Aggregate (interplanetary Dust Particle) |
| BLMO | Boys Localized Molecular Orbital |
| SA-LCAO | Symmetry-adapted Linear Combination Of Atomic Orbitals |
| EIS | Eikonal Initial State (in Scattering Calcns.) |
| HRATS | High-Rate Anaerobic Treatment Systems |