About: http://webisa.webdatacommons.org/401932544

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 abrasive-containing composition provides an abrasive material, such as solid alumina or silica, which provide additional mechanical abrasion to facilitate the polishing of the substrate surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es