About: http://webisa.webdatacommons.org/124415155

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Furthermore, other impurities, such as oxygen, that may be contained in the elemental ingot may be filtered away from the substrate with this method.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca