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Here Is An Innovative Idea – Use Gravity To Power A Light

How do you power an inexpensive light to be used in third world countries?

These designers came up with the innovative idea of using gravity.

Gravity has been used to power clocks for centuries, – why not use gravity in this modern age to generate electricity.

With a little muscle power every half hour or so it’s ready to run again.

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Check out the video on the next page

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