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Tuesday 7 May 2013

Different scales of sound

0 DECIBEL: weakest sound heard

30 DECIBEL:whispering



60 DECIBEL: Normal conversation

80 DECIBEL: Telephone dial tone


85 DECIBEL: City traffic



90 DECIBEL: Train whistle



95 DECIBEL: Subway tain at 200'



110 DECIBEL: Power saw




PAIN BEGINS


140 DECIBEL: Jet engine



194 DECIBEL(loudest sound possible): Avast



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