About: http://webisa.webdatacommons.org/85353097

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	This may be obtained using a material having a displaceable property upon application of an external force, e.g. an electric or magnetic field.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com