Re: Toroidal propellers: A noise-killing game changer in air and water
David J. Gall
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Hahaha! Who will carve *that*?
From: main@Q-List.groups.io <main@Q-List.groups.io> On Behalf Of Dave Dugas via groups.io
Sent: Friday, January 27, 2023 5:44 PM
To: Q. List <email@example.com>
Subject: [Q-List] Toroidal propellers: A noise-killing game changer in air and water
Check out this propeller. I'm checking this out for my Q2.