About: http://webisa.webdatacommons.org/424330478

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	Heavy metals such as copper, zinc, nickel, and chromium may cause inhibition depending on the state of the material, its solubility, and possible precipitation in the process by combination with sulfide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es