About: http://webisa.webdatacommons.org/241540007

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	Motor vehicle emissions also contain trace elements, including metals, which originate primarily from engine wear and impurities in engine oil and gasoline or diesel fuel.
http://www.w3.org/ns/prov#wasQuotedFrom	govpulse.us