About: http://webisa.webdatacommons.org/50570397

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	Still, many (heavy) metals are essential for all organisms including corals, bacteria and algae.
http://www.w3.org/ns/prov#wasQuotedFrom	advancedaquarist.com