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In this video, we will learn about a new and innovative way to repair and restore a damaged battery to work again using simple and inexpensive materials. After watching this video, you will no longer throw away the damaged battery, as you will be able to repair it yourself. This will of course be reflected in saving a lot of money by recharging the old battery and using it again instead of throwing it away. This new method can be applied to all types of batteries, regardless of their size or electrical capacity, whether it is a dry battery or a liquid battery. This includes all types of batteries such as the 9-volt battery, the 12-volt battery, and even the car battery and batteries used in various devices and games.