| Acronym | Meaning |
| PNNL | Pacific Northwest National Laboratory |
| NATA | National Air Toxics Assessment |
| MORE | Micro-optical Ring Electrode |
| QAS | Quality Assurance Standard |
| COS | Corona Oxide Semiconductor |
| EFP | Effective Fragment Potential Method |
| FNAA | Fast Neutron Activation Analysis |
| TENR | Technologically Enhanced Natural Radioactivity |
| MOCETGAO | Molecule-optimized Contracted Even-tempered Gaussian Atomic Orbital |
| GFFF | Gravitational Field-flow Fractionation |