About: http://webisa.webdatacommons.org/159241697

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	The platens and their internal heat transfer channels or tubes are preferably made of metal such as steel or aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com