COLUMBIA, S.C. (WSPA) - You may not realize it, but the road signs you drive past and the license plate you put on your car may have made in a South Carolina prison.

Broad River Correctional, a maximum-security prison in Columbia, houses 18 inmates that are responsible for producing 800,000 South Carolina license plates each year.

That’s just the beginning of the work they do.

In the Tag Plant and Sign Shop, 30 inmates are stamping metal, operating high-tech laser cutters, building road signs, making custom furniture, and filling special orders for colleges and state agencies.

It's all through a work program run by the South Carolina Department of Corrections.

"They go from station to station; one guy may be cutting stop signs today, he may be working on the same machine tomorrow or t

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