About: http://webisa.webdatacommons.org/440415013

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	Therefore, no special sealing structure is necessary for sealing the lead wires or electrodes, and a high melting point metal other than tungsten may be used as the material for the lead wires or electrodes.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com