About: http://webisa.webdatacommons.org/120076431

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	Other materials can be used, such as metal or ceramic, but a polymeric material such as carbonate, acrylate, or other solvent resistant moldable material is preferred.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es