In Robert L. Forward's science fiction novel Camelot 30K, oxygen difluoride was used as a biochemical solvent by fictional life forms living in the solar system's Kuiper belt.
oxygen | Oxygen | Oxygen (TV channel) | Winkler test for dissolved oxygen | Project Oxygen | liquid oxygen | Theoretical oxygen demand | Oxygen Studios | Oxygen radical absorbance capacity | Oxygen-free copper | Liquid oxygen | Dioxygen difluoride | Chemical oxygen demand | Carbonaceous biochemical oxygen demand | Biochemical Oxygen Demand | Biochemical oxygen demand |