| Acronym | Meaning |
| IIXS | Ion Induced X-ray Spectroscopy |
| SCMFT | Self-consistent Mean-field Theory |
| UXO | Unexploded Ordnance |
| CIS | Chemical Information System |
| SPFS | Surface Plasmon Fluorescence Spectroscopy |
| CIS | Characteristic Isochromat Spectroscopy |
| OVD | Outside Vapor Deposition |
| SMSX(ALPHA) | Overlapping-sphere Multiple-scattering X(alpha) |
| HVIC | High-voltage Integrated Circuit |
| CDS | Compliance Data System (US EPA Air Database) |