How Does The Vending Tell The Differnce Between $1 And $5 Bills?
On denominations above $1, there is a microstrip embedded in the bill. If you hold the bill up to the light, you will see it at the left end of the bill. The $1 has no strip & that my friend is how the machine knows ;o)
Tags: Between, Bills, Differnce, Does, Tell, vending