About: http://webisa.webdatacommons.org/444578740

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	They form capacitors and when finger or other material which affects electric field is brought near, the capacitance will change.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com