About: http://webisa.webdatacommons.org/9797192

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	Copper is a heavy metal, which is used in heat and electrical conductors and in a multitude of alloys in the technical
http://www.w3.org/ns/prov#wasQuotedFrom	spiedigitallibrary.org