About: http://webisa.webdatacommons.org/237123469

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	PCBs were used in a wide variety of products including transformers and capacitors and other electronic components, pesticides and flame retardants, from the early to late 20th century.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org