About: http://webisa.webdatacommons.org/144178257

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 may be incorporated in the dentifrice composition of the present invention and preferred abrasives are siliceous materials, such as silica.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com