About: http://webisa.webdatacommons.org/239881082

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 preferably a substance which is included in one of the materials groups consisting of glass materials, plastics materials, minerals, metals, in particular aluminium, coal and ceramics.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com