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<http://webisa.webdatacommons.org/46297958>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/46297958>	<http://www.w3.org/ns/prov#value>	"attacked by chemicals such as sulfates, chlorides, or alkalis in a typical waste water stream or mixed sludge liquor." .
<http://webisa.webdatacommons.org/prov/45466917>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/46297958> .