Assertion: chlorofluorocarbon's chlorine | /r/HasProperty | regenerated at the end
Facets:
value: in an intermediate
type: LOCATION
Source sentences:
text: What makes the role of chlorine particularly problematic is that, in addition to wiping out ozone and an intermediate needed to replace it, the chlorine is regenerated at the end, so it is able to go back into the system and do it all over again.