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Can Ultrasonic Noise Make You Sick?
- perseusprime11 8y agoHere's an interesting research: https://littlefield.co/the-psychoacoustic-effect-of-infrasonic-sonic-and-ultrasonic-frequencies-within-non-lethal-cf05e1fd8673 https://littlefield.co/the-psychoacoustic-effect-of-infrason...