About: http://webisa.webdatacommons.org/128801334

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	Ferrous - Refers to metal containing mainly iron i.e. mild steel, stainless steel, and carbon steel.
http://www.w3.org/ns/prov#wasQuotedFrom	ganoksin.com