An alloy is a homogeneous mixture of two or more metals, or a metal and a non-metal.
For example:
Stainless steel is an alloy of Nickel and Chromium.
Amalgam is an alloy of Mercury.
Brass is an alloy of Copper and Zinc.
Bronze is an alloy of Copper and Tin.
Solder is an alloy of Lead and Tin.
