Batteries
Batteries are used for the storage of electrical energy. They range in size from gigantic boxes as large as a house that are used by utility companies to paper-thin devices for the protectio...
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Battery, Electric
The electric battery makes use of a chemical reaction to produce direct current. There are two basic types: the primary battery, known as a dry cell, which is not rechargeable and is...
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Smart Battery Technology
Smart battery technology started appearing on the market in the mid-1990s, mostly in high-end electronic products such as laptop computers and camcorders. Sensors send tempera...
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eRing~~.f Another regular school day routine started. I was woken up by the alarm on my watch. I got out of my bed, walking reluctantly to the bathroom, brushing my teeth with an electric ...
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