About: http://webisa.webdatacommons.org/314394336

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	Any foreign component in any substance; anything found in water (including microorganisms, minerals, chemicals, radionuclides, etc.) that is something other than water.
http://www.w3.org/ns/prov#wasQuotedFrom	wcponline.com