<http://webisa.webdatacommons.org/prov/349522572>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/268496308> .
<http://webisa.webdatacommons.org/268496308>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/183834026>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/268496308> .
<http://webisa.webdatacommons.org/prov/324463258>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/268496308> .
<http://webisa.webdatacommons.org/268496308>	<http://www.w3.org/ns/prov#value>	"During operation, gases such as argon and hydrogen are passed through a torch." .
<http://webisa.webdatacommons.org/268496308>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pfonline.com> .