| Acronym | Meaning |
| GSR | Gunshot Residue |
| MONOS | Metal Oxide Nitride Oxide Semiconductor |
| RPJ | Radio-frequency Plasma Jet |
| UHE | Ultra-high Energy |
| GAMESS | General Atomic And Molecular Electronic Structure System |
| HFKS | Hartree-Fock-Kohn-Sham (density-functional Theory) |
| VOIE | Valence Orbital Ionization Energy |
| IUAPPA | International Union Of Air Pollution Prevention Associations |
| JIPID | Japanese International Protein Information Databank |
| WQI | Water Quality Index |