non-ferrous Metals

Copper

A common reddish metallic element that is ductile and malleable and is one of the best conductors of heat and electricity

Brass

An alloy consisting essentially of copper and zinc in variable proportions.

Aluminum

A bluish silver-white malleable ductile light trivalent metallic element that has good electrical and thermal conductivity, high reflectivity, and resistance to oxidation and is the most abundant metal in the earth's crust where it always occurs in combination