About: http://webisa.webdatacommons.org/129230648

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 can also cause illness or death ??? very young or elderly people, and people with heart and respiratory problems are particularly at risk.
http://www.w3.org/ns/prov#wasQuotedFrom	london.gov.uk