About: http://webisa.webdatacommons.org/6598928

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 addition, other metals such as manganese, chromium, iron, vanadium, platinum, lead, etc., may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com