<http://webisa.webdatacommons.org/239442040>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/451656359>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/239442040> .
<http://webisa.webdatacommons.org/prov/208475393>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/239442040> .
<http://webisa.webdatacommons.org/239442040>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/239442040>	<http://www.w3.org/ns/prov#value>	"In particular the AP-CNTs contain metal catalyst, nanoparticles (carbonaceous particles sometimes containing metals), graphite, amorphous carbon, fullerenes and other contaminants." .