About: http://webisa.webdatacommons.org/359227194

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	In some embodiments, metals such as gold, silver, copper, tin, zinc, aluminum, tungsten, chromium, zirconium, titanium, nickel, palladium and/or platinum may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es