About: http://webisa.webdatacommons.org/174453495

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	If you look up the Environmental Protection Agency's risk level of Copper to fish and other aquatic organisms, you are at that point of toxicity.
http://www.w3.org/ns/prov#wasQuotedFrom	nanotech-now.com