madgenius (madgenius) wrote in madideas,
madgenius
madgenius
madideas

In-home water turbine

Hook up a small generator to a home's incoming water supply line, or maybe just the line to the water heater. There's enough pressure there to produce 25 watts or so, enough to recharge whatever rechargable gizmos - cell phones, MP3 players, GPS units, etc - we might have.
Tags: electricity
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