Each day we bring you videos from around the Internet to show you how they make stuff.
Battery in a walkie talkie (Photo: Pixabay)
Lithium-ion batteries are used in all portable electronics today. Be it a humble rechargeable flashlight or your smartphone, Lithium-ion batteries are the only means of powering it because of its efficiency and longer life span.
So how do they make these batteries? Watch and learn:
( Source : Deccan Chronicle. )
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