| Acronym | Meaning |
| COLD | Chronic Obstructive Lung Disease |
| TSP | Total Suspended Particles |
| ZINDO | Zerner's Intermediate Neglect Of Differential Overlap |
| WSAP | Weighted Sensitivity Analysis Program |
| LIBS | Laser-induced Breakdown Spectroscopy |
| VASP | Vienna Ab Initio Simulation Package |
| SDF | Spin(-unrestricted) Density Functional |
| ERCS | Elastic Recoil Coincidence Spectroscopy |
| NSF | Near-surface Fractionated (mantle) |
| CCC | Copyright Clearance Center |