About: http://webisa.webdatacommons.org/110943240

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 constant-voltage supply line 25 is made of metallic material such as aluminum, an aluminum alloy, copper, a copper alloy, tungsten, a tungsten alloy, molybdenum, or a molybdenum alloy.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com