About: http://webisa.webdatacommons.org/118353174

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	The list of hazardous substances includes such materials as Lead (Pb), Mercury (Hg), Cadmium (Cd), Hexavalent Chromium, Polybrominated biphenyls as well as Polybrominated diphenyl ethers.
http://www.w3.org/ns/prov#wasQuotedFrom	xbitlabs.com