About: http://webisa.webdatacommons.org/284817028

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	It is a secondary pollutant formed when volatile organic compounds, such as pesticides and solvents, and NOx combine in the presence of sunlight.
http://www.w3.org/ns/prov#wasQuotedFrom	montgomerycountyva.gov