What are some terms used regularly when referring to currency?

Watermark – An embossed image that can be seen when held up to a fluorescent light.

Counterfeit – Currency that has been illegally copied or imitated

Duty Cycle – The amount in one cycle that a machine can handle.

Hopper – The place where bills are set before they are counted.

Ultraviolet Light (UV) – This type of light is usually blue or purple in color which reveals whether a bill is counterfeit.