A device that converts chemical energy into electrical energy is called a chemical battery, and is generally referred to as a battery. After discharge, the internal active material can be regenerated by charging - storing electrical energy as chemical energy; and converting chemical energy into electrical energy when discharging is required. Such a battery is called a storage battery, which is also called a secondary battery.
The so-called battery is an electrical chemical device that stores chemical energy and discharges electric energy when necessary.
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