<http://webisa.webdatacommons.org/prov/292877986>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/140701383> .
<http://webisa.webdatacommons.org/140701383>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/140701383>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/140701383>	<http://www.w3.org/ns/prov#value>	"A combining agent is a material which when mixed with polystyrene and polyethylene causes a fine distribution of one polymer in the other and may be a graft polymer of styrene on polyethylene or a copolymer of ethylene and styrene." .