<http://webisa.webdatacommons.org/370558212>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/370558212>	<http://www.w3.org/ns/prov#value>	"Today, steel and aluminum angle iron is the most common, although other metals, such as brass, are sometimes used." .
<http://webisa.webdatacommons.org/prov/372934364>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/370558212> .
<http://webisa.webdatacommons.org/370558212>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wisegeek.com> .