<http://webisa.webdatacommons.org/103928523>	<http://www.w3.org/ns/prov#value>	"Polystyrene is an example of a polymer that is foamed by of this kind of process." .
<http://webisa.webdatacommons.org/103928523>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/103928523>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/138144596>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/103928523> .