<http://webisa.webdatacommons.org/104194043>	<http://www.w3.org/ns/prov#value>	"Some employ chemicals such as iodine and chlorine but most are purely mechanical." .
<http://webisa.webdatacommons.org/prov/57578156>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/104194043> .
<http://webisa.webdatacommons.org/104194043>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/103691246>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/104194043> .
<http://webisa.webdatacommons.org/104194043>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<waterfiltercanada.com> .