About: http://webisa.webdatacommons.org/132326516

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 object of the invention is achieved with electrodes which are composed of metals such as tungsten or iridium or silicides of these metals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com