About: http://webisa.webdatacommons.org/275572584

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	Ozone is an extremely harmful substance: just a few hours of exposure to it can trigger serious health problems.
http://www.w3.org/ns/prov#wasQuotedFrom	cseindia.org