About: http://webisa.webdatacommons.org/344123371

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Berkey water filtration systems can easily purify ordinary tap water, yet are so effective, they efficiently purify untreated water from such sources as lakes and streams.
http://www.w3.org/ns/prov#wasQuotedFrom	berkeywaterfilterseurope.com