About: http://webisa.webdatacommons.org/22218266

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 incorporation of a rare earth element, such as cerium, into, for example, a silica fiber, is readily achieved during the fabrication of the fiber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk