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<http://webisa.webdatacommons.org/438069128>	<http://www.w3.org/ns/prov#value>	"Also silicon compounds contained therein will be converted to alkali metal silicate such as sodium silicate." .
<http://webisa.webdatacommons.org/prov/59425065>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/438069128> .
<http://webisa.webdatacommons.org/438069128>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .