Decibel Levels Of Rock Crushing Machines

A study on cause and effects of noise pollution due to , the stone crushing machine created noise 8 of them do not feel disturb and rest 2 feel disturbed sometim85 of shopkeepers feel disturbed by stone crushing machine created noise among them only 5 do not feel disturb and 10 feel disturbed sometim96 tourists feel disturbed by the noisy environment in this tourist area 2 of them.

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