<http://webisa.webdatacommons.org/335957288>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<lenntech.com> .
<http://webisa.webdatacommons.org/335957288>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/331531468>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/335957288> .
<http://webisa.webdatacommons.org/prov/296532216>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/335957288> .
<http://webisa.webdatacommons.org/335957288>	<http://www.w3.org/ns/prov#value>	"Produced waste water has to be cleaned from, fat, oil, color and other chemicals, which are used during the several production steps." .