About: http://webisa.webdatacommons.org/392503540

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	Mercury has been tied to birth defects, lead has been tied to learning difficulties including attention deficit disorder and so forth.
http://www.w3.org/ns/prov#wasQuotedFrom	pri.org