About: http://webisa.webdatacommons.org/350497936

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	Selenium is an essential nutrient for humans, animals and microorganisms, but it becomes toxic at concentrations slightly above the nutritional levels.
http://www.w3.org/ns/prov#wasQuotedFrom	ccsenet.org