About: http://webisa.webdatacommons.org/157067718

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	conducting material such as graphite or carbon metal, metal alloy or superconducting material or a combination thereof may be oppositely charged to provide plasma arcing therebetween for the purposes described.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com