About: http://webisa.webdatacommons.org/61285919

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	Therefore, each bar contains a small amount of at least one other metal, such as copper, silver or platinum.
http://www.w3.org/ns/prov#wasQuotedFrom	frb.org