About: http://webisa.webdatacommons.org/81285454

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	metals and other chemical substances are not properly removed prior to
http://www.w3.org/ns/prov#wasQuotedFrom	countrystudies.us