
File:Batteries.jpg · Wikimedia Commons · See Wikimedia Commons
Also known as electric battery, electrical battery
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A battery is a device that stores electrical energy in chemical form and releases it to power things like flashlights, phones, and toys. It matters because it lets us use electrical devices anywhere without being plugged into a wall outlet.
AI-generated from the Wikipedia summary — may contain errors.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).
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