| Acronym | Meaning |
| ECNI | Electron Capture Negative Ionization |
| DUVAS | Derivative Ultraviolet Absorption Spectrometer |
| OSM | Overlapping Sphere Model |
| DOT | Diffuse Optical Tomography |
| VISITT | Vendor Information System For Innovative Treatment Technology (US EPA) |
| C4 | Controlled Collapse Chip Connection |
| PPD | Purified Protein Derivative |
| SPLP | Synthetic Pptn. Leaching Procedure |
| BASTE | Bay Area Sewage Toxics Emissions |
| ISTO | Industry Standards And Technology Organization |