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A level of sound Above which soundcan be harmful to humans​

Answer»

ong>ANSWER:

Sound is MEASURED in decibels (DB). A whisper is about 30 dB, normal conversation is about 60 dB, and a motorcycle engine running is about 95 dB. Noise above 70 dB over a prolonged period of time may start to damage your HEARING. Loud noise above 120 dB can cause immediate harm to your ears.



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