About: http://webisa.webdatacommons.org/198272278

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	A special treatment to remove lead and other heavy metals is used only for extremely high levels.
http://www.w3.org/ns/prov#wasQuotedFrom	utsandiego.com