About: http://webisa.webdatacommons.org/400277724

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	??? Toxins in the dust cloud derived from the pulverized building materials include benzene, asbestos, hydrochloric acid, PCBs, heavy metals such as mercury and lead, and thousands of others.
http://www.w3.org/ns/prov#wasQuotedFrom	stws.org