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<http://webisa.webdatacommons.org/431321376>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/431321376>	<http://www.w3.org/ns/prov#value>	"For example, ceramic materials including alumina, mullite, and cordierite have been found acceptable and corrosion-resistant metal such as stainless steel have also been found acceptable." .
<http://webisa.webdatacommons.org/prov/49860522>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/431321376> .