About: http://webisa.webdatacommons.org/217772274

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	tar-like substance that serves as a carrier for a polishing agent, such as zirconia or cerium oxide.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com