About: http://webisa.webdatacommons.org/47653313

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	Metals other than iron, manganese and ruthenium may also be used (preferably transition metals).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com