About: http://webisa.webdatacommons.org/260719628

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	It is preferred to use pigments and extenders, e.g., metal oxides such as titanium dioxide and metal hydroxides, sulfates, sulfides, carbonates, silicates, talc, carbon black, etc., in weight fractions of 0-30% by weight.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com