Street Sewers Covers To Generate Electricity
This concept street sewers cover is to serve several valuable purposes. First of all, the hatch will glare red when the concentration of methane in the air gets above the environmental norm. And secondly, the lid can store kinetic energy of passing vehicles and pedestrians, turn it into electrical energy and later make it available for the city maintenance employees. For this purpose, the bottom of the cover will have an electrical outlet suitable for any device.
Via: itechfuture.com
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