About: http://webisa.webdatacommons.org/426066228

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	This could include materials such as Poly(methyl methacrylate), (PMMA) or other polymers, metals such tungsten, chromium, aluminum, bismuth and other transition and main group metals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com