About: http://webisa.webdatacommons.org/204921843

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	Candidate materials for the pistons 138, 238 include high strength, long life, and corrosion-resistant materials such as copper beryllium alloys, nickel alloys, nickel-cobalt-chromium alloys, and others.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com