Repetitive sharp piercing sounds can be considered criminal psychological harassment - YouTube (video)

A video that has sharp piercing sounds that can be considered psychological harassment, criminal harassment or criminal psychological harassment due to their annoyance, repetition, and effect on people with high levels of cortisol.

Sharp piercing sounds like flashing lights can have more of an affect on people with high levels of cortisol.

cortisol and ptsd weapon: psychological torture and environmental factors