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Feb 12, 2026, 7:00 am112 pts
Earth911
Rechargeable nickel-cadmium (NiCd) and nickel-metal hydride (NiMH) batteries are used in cordless phones, power tools, electric toothbrushes, cordless vacuums, and many other household devices. Unlike single-use alkaline batteries, these rechargeable types have valuable materials inside. NiCd batteries also…
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