About: http://webisa.webdatacommons.org/167279669

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	Lead is a very common element in our environment and has been used in materials such as paints and car batteries for many years.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov