Adaptive airfoil prototype capable of changing its shape to improve aerodynamic efficiency.
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Previously:
https://www.homemadetools.net/forum/...474#post139179
https://www.homemadetools.net/forum/...520#post182066
https://www.homemadetools.net/forum/...603#post174271
https://www.homemadetools.net/forum/...406#post154622
https://www.homemadetools.net/forum/...448#post173650
https://www.homemadetools.net/forum/...860#post159972