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Didn't realise that windmill blades are serrated (lemmy.world)
submitted 3 years ago by to c/ukcasual@lemmy.world
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Took the weans a walk away up the back of The Three Towns in Ayrshire where they are installing these big bad boys.

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[–] 1 point 3 years ago

As others have said, mostly about noise reduction. There's actually work looking whether the same concept could be developed for electric aircraft.

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