| Acronym | Meaning |
| CDA | Charge Density Analysis |
| BEBC | Big European Bubble Chamber |
| SCD | Sulfur Chemiluminescence Detector |
| VE-PPP | Variable Electronegativity PPP |
| DNAA | Delayed Neutron Activation Analysis |
| ALA | American Library Association |
| DLAS | Diode Laser Absorption Spectroscopy |
| CC | Coupled Channel |
| OPTS | Office Of Pesticides And Toxic Substances (USEPA) |
| GEIA | Global Emissions Inventory Assessment |