<http://webisa.webdatacommons.org/251172913>	<http://www.w3.org/ns/prov#value>	"Platinum is an example of a conductive metal that may be used as the polishing material." .
<http://webisa.webdatacommons.org/251172913>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/prov/347526196>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/251172913> .
<http://webisa.webdatacommons.org/251172913>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .