| Acronym | Meaning |
| 3A | Alumina Aluminide Alloys |
| OES | Optical Emission Spectroscopy |
| SCPOM | Self-consistent Projecton Operator Method |
| GEENET | Global Environmental Epidemiology Network |
| NSLS | National Synchrotron Light Source |
| NOEC | No Observed Effect Concentration |
| DEMA | Diesel Engine Manufacturers Association |
| GDOES | Glow Discharge Optical Emission Spectrometry |
| TPR | Total Population Risk |
| NLLSF | Non-linear Least Square Fitting |