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Why batteries come in so many sizes and shapes

  • Written by Wesley Chang, Assistant Professor of Mechanical Engineering and Mechanics, Drexel University
Why batteries come in so many sizes and shapesMaybe you have a drawer in your house that looks like this?Peter Fiskerstrand/Wikimedia, CC BY-SA

If you’ve looked in your utility drawer lately, you may have noticed the various shapes, sizes and types of batteries that power your electronic devices. First, there are the round, non-rechargeable button cells for your watches and small items....

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