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4. Batteries good effect and bad effect

Sagot :

Explanation:

Good:

Batteries are used in various things that we use in our house. Batteries are used to power things like remote controls, torches, wall clocks, flashlights, hearing aids, weight scales, etc.

Bad:

Exposing the environment to lead and strong corrosive acids found in batteries can cause burns and dangers to our eyes and skin. According to the Agency for Toxic Substance & Disease Registry, toxic metals like nickel and cadmium found in batteries are known human carcinogens.

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