About: http://webisa.webdatacommons.org/335850544

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	Iron is the cheapest and one of the most abundant of all metals, comprising nearly 5.6% of the earth's crust and nearly all of the 43
http://www.w3.org/ns/prov#wasQuotedFrom	osti.gov