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Hearing underwater, through steel hull

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  • Tom Becker
    Maybe OT, maybe not: ... during WWII ship welders made an interesting find, whereby when the flame from their oxy-acetylene torches touched the hull of
    Message 1 of 1 , Mar 2, 2011
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      Maybe OT, maybe not:

      "... during WWII ship welders made an interesting find, whereby when the flame from their oxy-acetylene torches touched the hull of battleships during repairs (underwater, marine welding), suddenly they could HEAR the conversations inside the ship, on the other side of the hull..."

      http://www.thehulltruth.com/boating-forum/334309-wwii-marine-acetylene-welding-sound-phenom.html


      Tom
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