Mailing List flyrotary@lancaironline.net Message #64703
From:
Ernest Christley echristley@att.net <flyrotary@lancaironline.net>
Subject:
Muffler solution
Date:
Tue, 12 Mar 2019 21:20:05 +0000 (UTC)
To:
Rotary Motors In Aircraft <flyrotary@lancaironline.net>
I don't know if it is real or not, but this would solve a host of rotary problems:
https://www.fastcompany.com/90316833/scientists-have-discovered-a-shape-that-blocks-all-sound-even-your-co-workers
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