About: http://webisa.webdatacommons.org/391509314

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	PAHs are produced by the incomplete burning of organic substances, including coal, oil, wood, tobacco and even meat.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org