About: http://webisa.webdatacommons.org/281023005

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 abrading units are a plurality of hard and sharp particles dispersed in an adhesive and are held in place by waterproof adhesive.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com