About: http://webisa.webdatacommons.org/419060704

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	It isheated to about 1600 F (871 C).The limestone and ore forms a slag that floats on the surface.Impurities, including carbon, are oxidized and float out of the iron intothe slag.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net