Recent years have witnessed the discovery of several mini-wind turbines, which, unfortunately, have not been of much use. However, the household Windspire turbine from Mariah Power seems promising.
The Windspire turbine has a propeller-free...
Wind is a great source of renewable energy if harnessed properly. We have already told you about some turbines that can be used as a chimney and also a DIY Vertical Axis Wind Turbine. All these designs have one thing in common that is the propeller of..
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