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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	Examples include, without limitation, copper, silver, zinc, tin, titanium, silicon, chromium, tungsten, zirconium, and mixtures thereof, including carbides, nitrides, and alloys thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com