About: http://webisa.webdatacommons.org/188426797

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	For example, the PEM should only contact stainless steel, titanium, carbon, graphite or other suitable material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es