Residential Wind Turbines are Available and Affordable
<< WIND POWER TURBINES Two thirds of applications for residential wind turbines are being turned down by councils. >>
This article about residential wind turbines says, “With either system, the average air speed should work out to around 10 mph.”
I had heard 5mph. Perhaps 5 is a bare minimum & 10mph is a better idea. http://www.currentcrudeoilprices.info/crude-oil-price-trend/residential-wind-turbines-are-available-and-affordable

