About: http://webisa.webdatacommons.org/208050412

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	NOx is a smog-producing compound created by the endothermic oxidation of nitrogen in the air during combustion, which happens when combustion is too hot, typically during lean burn operation.
http://www.w3.org/ns/prov#wasQuotedFrom	autoblog.com