About: http://webisa.webdatacommons.org/84857629

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	In some embodiments, the beam 550 is formed of steel that otherwise exhibits low damping characteristics; alternatively, other materials such as plastic, ceramic, etc., may also be employed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com