About: http://webisa.webdatacommons.org/235679419

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 this manner, the impurities, such as N, H, C, 0, and S, and the valuable components are sucked and removed or recovered from the melt.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com