Video: How To De-Ice Giant Wind Turbines

Drones big enough to lift a person are tethered with cords that supply power and water.

This video from Aerones (via The Verge) shows how large drones outfitted with water hoses can de-ice powerful turbine blades. The drones, big enough to lift a person, are tethered with cords that supply power and water (or de-icing coating).

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