| Acronym | Meaning |
| RCISD | Restricted CI (with) Single (and) Double (excitations) |
| AICHE | American Institute Of Chemical Engineers |
| ESCR | Environmental Stress Cracking Resistance |
| IMOA | Iterative Maximum Overlap Approximation |
| AWT | Advanced Wastewater Treatment |
| CEPA-2V | Coupled-electron-pair Approxn. (with) Variational (method) |
| SRIM | Selected Research In Microfiche |
| TXRF | Total Reflection X-ray Fluorescence |
| AITP | Affinity Isotachophoresis |
| UCL | Upper Confidence Limit |