How to tell how drunk you are with a temporary tattoo

  • 03/10/2016
This wearable patch can detect blood-alcohol levels through sweat (Image: University of California)
This wearable patch can detect blood-alcohol levels through sweat (Image: University of California)

Scientists have just developed a new flexible, wearable patch that can detect your blood-alcohol level through your sweat.

The temporary tattoo sends the results straight to your smartphone.

Nanotech scientist Michelle Dickinson joined Paul Henry to explain more.

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