About: http://webisa.webdatacommons.org/400132709

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	Nitric acid will removed any oxidized metals, but will also remove iron that is located on the surface of the metal, leaving other metals such as chromium and nickel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com