About: http://webisa.webdatacommons.org/62253755

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	Preferred materials are those which are flexible, including polymeric materials such as polyethylene terephthalate and polyethylene naphthalate.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com