About: http://webisa.webdatacommons.org/420869448

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	Over 99 percent of cyanide, copper, nickel, arsenic, chrome and other ions will be filtered out of the water.
http://www.w3.org/ns/prov#wasQuotedFrom	afforablewatersystems.com