About: http://webisa.webdatacommons.org/242961493

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	Abrasives such as aluminum oxide, silicon carbide and zirconia are typically called conventionl abrasives due to their long history of use.
http://www.w3.org/ns/prov#wasQuotedFrom	abrasiveengineering.com