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<http://webisa.webdatacommons.org/167860651>	<http://www.w3.org/ns/prov#value>	"Suitable blowing agents include hydrocarbons such as butane and isopentane, chlorinated hydrocarbons, chlorofluorocarbons, nitrogen, carbon dioxide, and other inert gases." .
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<http://webisa.webdatacommons.org/prov/450554743>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/167860651> .