About: http://webisa.webdatacommons.org/196974534

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	A wide variety of materials such as molybdenum, Al2 03, and glass can be used for the support depending upon the properties required, such as matched thermal expansion, bonding requirements, and conductivity.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com