| Acronym | Meaning |
| WQC | Water Quality Criteria |
| TESS | Triboelectrostatic Separation |
| QPEN | Quantum-mech. Potential (based On Interactios Of) Electrons (and) Nuclei |
| FED | Field Emission Display |
| CSVC | Computer System Validation Committee |
| FANES | Furnace Atomization Non-thermal Emission Spectrometry |
| CCAA | Canadian Clean Air Act |
| CRHF | Complex-restricted Hartree-Fock |
| FDTD | Finite-difference Time-domain |
| STO | Slater-type Orbital |