| Acronym | Meaning |
| TCCL | Toxic Chemicals Control Law (Korea) |
| FCA | Fuzzy Cluster Analysis |
| AACC | American Association Of Cereal Chemists |
| QFEP | Quantum Free Energy Perturbation (calcn. Method) |
| ADMET | Adsorption |
| EHB | Extended Hubbard (hamiltonian) |
| IMPROVE | Interagency Monitoring For Protected Visual Environments |
| AQM | Additive Quark Model |
| IGCP | International Geological Correlation Program |
| HAO | Hybrid Atomic Orbital |