About: http://webisa.webdatacommons.org/61918154

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 refractory material 305 can be, e.g., a metal such as tungsten, cobalt, titanium, tantalum, or other suitable material that can withstand the temperatures used in the fabrication process.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com