| Acronym | Meaning |
| CCHW | Citizens Clearinghouse For Hazardous Wastes |
| IDP | Interplanetary Dust Particle |
| CTMP | Chemico-thermomechanical Pulping |
| PPLN | Periodically Poled Lithium Niobate |
| HSCCC | High-speed Counter-current Chromatography |
| ABWAG | Abwasserabgabengestres (Germany Wastewater Discharge Law Regulates Cost Per Volume) |
| PIPECO | Photoion-photoelectron Coincidence Spectroscopy |
| GFF | Green Function Formalism |
| FIOR | Fluid Iron Ore Reduction |
| HEIS | High Energy Ion Scattering |