Below are possible answers for the crossword clue Colourless gas, O₃.
5 letter answer(s) to colourless gas, o₃
OZONE
a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)
Other crossword clues with similar answers to 'Colourless gas, O₃'