About: http://webisa.webdatacommons.org/50960289

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 52, 80 are formed of an electrically conductive material such as aluminum and act as first and second electrically opposite poles.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk