About: http://webisa.webdatacommons.org/122219713

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	On the other hand, for water purification cellulose, polyolefins and inorganic carriers such as glass or diatomaceous earth are preferred because of their comparatively low cost.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com