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7th April 2015
07:56am BST

On top of that, the new power cell is safer than existing batteries, with lead researcher Hongjie Dai telling Sky News:
"Our new battery won't catch fire, even if you drill through it. Lithium batteries can go off in an unpredictable manner - in the air, the car or in your pocket."
The only question JOE would like to ask is: Who the hell would drill through their phone battery?Explore more on these topics: