Assertion: chlorofluorocarbon | /r/HasProperty | photolyzed by high energy photons
Facets:
value: in the stratosphere
type: LOCATION
Source sentences:
text: Fear of ozone depletion was abated until 1974 when Sherwood Rowland and Mario Molina discovered that chlorofluorocarbons could be photolyzed by high energy photons in the stratosphere.