| Acronym | Meaning |
| AES | Auger Emission Spectroscopy |
| MIPS | Million Instructions Per Second |
| SAP | Sampling And Analysis Program |
| TWC | Three-Way Catalyst(s) |
| KFM | Kelvin Probe Force Microscopy |
| COI | Constituents Of Interest |
| NIEM | Noniterative Integral Equation Method |
| OECA | Office Of Enforcement And Compliance Assurance |
| XUV | Extreme Ultraviolet |
| CCID | Confidential Chemicals Identification System |