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Base metals are used in a wide variety of applications from electrical wiring (copper) to batteries (lead), as well as to strengthen and harden metal alloys (nickel) and to coat and protect more reactive metals, such as iron (nickel and zinc).
Added 4/28/2014 5:31:13 AM
This answer has been confirmed as correct and helpful.
Confirmed by
jeifunk [4/28/2014 5:48:56 AM]