Tom Raftery's Library tagged "small vertical-axis wind turbines" →  View Popular, Search in Google

"Helix Wind announced Wednesday that it's beginning a trial run in Southern California to see if its wind turbines might be useful for powering cell phone towers.

The manufacturer is becoming known for its small vertical-axis wind turbines that can generate electricity with winds as low as 10 mph, as well as its unique business model to finance them."

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