About: http://webisa.webdatacommons.org/166819445

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	They may be of inorganic or organic material e.g. ceramic, glass, metallic, wood, charcoal, natural or synthetic polymers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com