About: http://webisa.webdatacommons.org/241520514

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	Contaminants can vary from metals such as copper and iron to oils and process chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	nationalboard.org