About: http://webisa.webdatacommons.org/393711796

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	ds such as silica, glass, kieselguhr, alumina, iron oxide or other metal oxides, or copolymers consisting of any combination of two or more naturally occurring polymers, synthetic polymers or inorganic compounds.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com