<http://webisa.webdatacommons.org/18186790>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<p2ric.org> .
<http://webisa.webdatacommons.org/prov/47681406>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/18186790> .
<http://webisa.webdatacommons.org/18186790>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/18186790>	<http://www.w3.org/ns/prov#value>	"materials such as tungsten carbide and chromium carbide, combustion torches and detonation" .