About: http://webisa.webdatacommons.org/265526432

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	Until fairly recently these metals have been mainly used as tools, containers, for precious and ornamental items, and for electromagnetic applications.
http://www.w3.org/ns/prov#wasQuotedFrom	washington.edu