About: http://webisa.webdatacommons.org/404290419

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	Nickel is also used as an under-plate for other metals such as gold and silver because it acts as a diffusion barrier that prevents any form of substrate migration to the top coating.
http://www.w3.org/ns/prov#wasQuotedFrom	kleinplating.com