<http://webisa.webdatacommons.org/prov/102178644>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/447864230> .
<http://webisa.webdatacommons.org/447864230>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/447864230>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/447864230>	<http://www.w3.org/ns/prov#value>	"An abrasive, such as silica, alumina, or ceria, is provided in the slurry to physically or mechanically strip the passivated surface of the metal being polished." .