NOISE!
n. Any disturbing, harmful, or unwanted sound.
Listening to loud sounds over a period of time
destroys the auditory nerve endings. Once they are damaged, they can
never be replaced.
Soft Whisper 30 dB |
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Ordinary Conversation 60 dB |
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Busy Traffic 70 dB |
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Noisy Restaurant 80 dB |
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Train 90 dB** |
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Pneumatic Drill 100 dB** |
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Rock Band 110 dB** |
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Car Horn 115 dB** |
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Gunshot Blast +140 dB** |
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Jet Plane +140 dB** |
**Noise
Exposure Levels |
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90 dB |
Hearing Damage Can Begin |
|
100 dB |
OSHA Max. Safe Exposure: 4 hr. |
|
110 dB |
OSHA Max. Safe Exposure: 1 hr. |
|
115 dB |
OSHA Max. Safe Exposure: 15 min. |
|
+140 dB |
OSHA Max. Safe Exposure: 15 min. |