About: http://webisa.webdatacommons.org/427516434

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	Other ingredients which may be added to the polyvinyl chloride formulations include fillers such as calcium carbonate, titanium dioxide or silica.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es