| Acronym | Meaning |
| A/C | Activated Carbon |
| IOSVR | Infinite Order Sudden Vib-rotor Approximation |
| PHRED | Public Health Risk Evaluation Data |
| TWSM | Two-way Shape Memory |
| A/CNK | [Al2O3/(CaO + Na2O + K2O)] (Shand's Index) |
| MNDOD | Modified Neglect Of Diatomic Overlap With D At. Orbitals |
| DQT | Dissipative Quantum Tunneling (theory) |
| SPCC | System Performance Check Compound |
| BRS | Biennial Reporting System |
| HAEC | Human Aortic Endothelial Cell |