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at_a_remove 12 hours ago

Oh, ultrasonics can definitely harm flesh if focused. Yes, I am the guy who tested it with a room humidifier. I knew it would hurt, I did it anyway.

BlueUmarell 10 hours ago | parent [-]

Thanks for your contribution to science. On a related topic, I guess there are more than 1 person that tried looking directly into a laser, though. And multiple times.