Top rated meter tags factory: Metal tags have been used to identify humans for many years, and are most commonly known as dog tags these days. The first tags to appear were just pieces of paper pinned to a coat or tied around a neck back in the days of the American Civil War. This resulted in 75 per cent of bodies being listed as unknown since it was so easy for the identification tag to disappear. The original oval disc in 1913 featured the name of the soldier and their division. This was replaced by the rectangle-shaped dog tags …