Officials said suppressors typically reduce the sound of a gunshot by 20-35 decibels. A suppressed gun has a peak gunshot noise of about 110-120 decibels, roughly the equivalent of a jackhammer, ...
The Sonic Whistle, boasting an astonishing output of 150 decibels, stands out as the loudest whistle on the planet, easily surpassing the sound of a gunshot and the roar of a jet engine.
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