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<http://webisa.webdatacommons.org/241839467>	<http://www.w3.org/ns/prov#value>	"For example, naturally occurring chemicals such as radon or some dioxins are pollutants." .
<http://webisa.webdatacommons.org/prov/104463814>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/241839467> .
<http://webisa.webdatacommons.org/241839467>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<paulotavares.net> .
<http://webisa.webdatacommons.org/241839467>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .