About: http://webisa.webdatacommons.org/76727497

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	Others only work when pierced by electrically conductive materials, such as metal tools.
http://www.w3.org/ns/prov#wasQuotedFrom	newscientist.com