| Acronym | Meaning |
| EHS | Extremely Hazardous Substance |
| HSS | High-speed Steel |
| VMR | Vol. Mixing Ratio |
| ERA | Environmental Risk Assessment |
| HAPEM | Hazardous Air Pollutant Exposure Model |
| PRESS | Point Resolved Spectroscopy |
| SEIRA | Surface-enhanced Infrared Absorption |
| PAES | Positron-induced Auger Electron Spectroscopy |
| CARCA | Computer-assisted Rocking Curve Analysis |
| ESD | Element-Specific Detector |