Chapman Cycle:1930's Ozone Destruction Light absorption breaks the O-O bond in ozone Forms O. Ozone Formation O In presence of a third P8→ body,forms O3 again 00 Does NOT explain ozone hole VII-9Chapman Cycle: 1930’s Light absorption breaks the O-O bond in ozone Forms O In presence of a third body, forms O3 again Does NOT explain ozone hole Ozone Destruction Ozone Formation . VII-9