About: http://webisa.webdatacommons.org/15483503

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 transducer is preferably made of a metal such as gold, silver, aluminum, or copper.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com