A lot of people use copper for a variety of different things. From copper artwork to copper nails and copper cables, it is a staple metal in our lives. Copper is also incredibly valuable nowadays and this has opened up the market for a lot of fake copper as well. So how can you tell whether a piece of copper you hold is really copper and not an alloy or, even worse, a piece of plastic? The Color First of all, copper is reddish brown. If it is an alloy, such as brass, the color will be a lot more Read more [...]