About: http://webisa.webdatacommons.org/78844625

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	Firstly, the starting materials, such as the polyvinyl alcohol, are inexpensive to obtain or prepare.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com