About: http://webisa.webdatacommons.org/58432536

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	During those two decades PCB-contaminated materials were used in the construction of numerous commercial buildings, such as schools.
http://www.w3.org/ns/prov#wasQuotedFrom	businesswire.com