| Acronym | Meaning |
 | MIM | Multipole-induced-multipole Model |
 | IWG | International Working Group |
 | MAPLE | Madelung Part Of Lattice Energy |
 | EEE | Exoelectron Emission |
 | DF-OCE | Dirac-Fock One-center Expansion |
 | RCRIS | Resource Conservation And Recovery Information System |
 | FELIX | Free Electron Laser For Infrared Experiments |
 | IMSD | Information Management And Services Division |
 | PIPES | Piperazine-1 |
 | WPCR | Water Pollution Control Research (US EPA) |