About: http://webisa.webdatacommons.org/367817119

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 electrodes 50 a, 50 b are preferably composed of a refractory, electrically conductive metal or alloy, such as platinum, titanium, tantalum, tungsten, stainless steel and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca