About: http://webisa.webdatacommons.org/96827431

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	Coal combustion waste stored for many years in impoundment sites at power plants contains toxins such as arsenic, selenium, cadmium and chromium.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org