Using sound as a weapon: Focused ultrasound waves can harm people

Using sound as a weapon: Focused ultrasound waves can harm people
(Natural News) When people hear the word “ultrasound,” the first thing that comes to their mind is a scene of a woman lying on a hospital bed, with the medical technician’s hand guiding a device with a cool gel applied her your body. While that’s one of the leading applications of ultrasound – high-frequency sound waves that are inaudible…
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