Noise Charts as It Relates to Hearing Damage

Fun hearing facts collected from a variety of sources... Environmental Noise Weakest sound heard 0dB Whisper Quiet Library at 6' 30dB Normal conversation at 3' 60-65dB Telephone dial tone 80dB City Traffic (inside car) 85dB Train whistle at 500', Truck Traffic 90dB Jackhammer at 50' 95dB Subway train at 200' 95dB Level at which sustained exposure may result in hearing loss 90 - 95dB Hand Drill 98dB Power mower at 3' 107dB Snowmobile, Motorcycle 100dB Po…

5/21/2012 0

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