About: http://webisa.webdatacommons.org/180788766

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	They are safe for most metals such as silver, nickel, copper, bronze, brass, tin and gold.
http://www.w3.org/ns/prov#wasQuotedFrom	artbeads.com