How safe — or unsafe — are smartphone batteries?

Repairing stuff has been in the news a lot lately with all the development related to Right to Repair and companies like Apple and Samsung encouraging users to take on repairs to make their devices last longer.This has prompted questions from people who are drawn to the idea of carrying out their own repairs, but who are worried about turning the battery into a fireball on their kitchen table.So, how safe are smartphone batteries? Or, let’s turn that around, how much can they handle? Well, I decided to find out.NOTE: Do not try this at home. My purpose here is to show you that if you do damage a battery, the outcome is likely not as bad as you might think.As you can see in the video above, a battery — in this case, a fully-charged battery — can take a lot of abuse. I bent, punctured, then bent it some more. The battery did get warm and puff up a bit, but didn’t explode or catch…

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