TECH
10/11/2010 05:12 am ET Updated May 25, 2011

New Vending Machines To Use Thumbprints, Retinal Scans For Purchases

Your thumbprint might soon be the key to an afternoon candy bar. A Massachusetts based vending machine company is joining the growing ranks of companies that are field-testing new technologies.

Next Generation Vending and Food Service is experimenting with biometric vending machines that would allow a user to tie a credit card to their thumbprint.

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