About: http://webisa.webdatacommons.org/180764471

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	The term ???nutritionally acceptable metal??? as used herein means metals that are known to be needed by living organisms, particularly plants and mammals, including humans.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com