About: http://webisa.webdatacommons.org/5698160

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	In addition to CO2, coal combustion produces air pollutants such as sulfur oxides, nitrogen oxides, and particulate matter, and it leaves behind solid waste called coal ash.
http://www.w3.org/ns/prov#wasQuotedFrom	duke.edu