Comment on Break science with this one weird trick

Kolanaki@yiffit.net ⁨1⁩ ⁨month⁩ ago

I used to take those 9-volt battery connectors, wire them up together and then recharge a dead 9-volt with a brand new one until the tester strip thing showed they were both even. Surprised they never popped because they would get really hot lol

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