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To: LouAvul
Keep in mind that permanent damage in not only caused by intensity but time duration of exposure. You can hear a much louder noise with no permanent damage if the exposure time is short enough.

http://www.dangerousdecibels.org/education/information-center/decibel-exposure-time-guidelines/

5 posted on 10/31/2014 4:59:14 AM PDT by thackney (life is fragile, handle with prayer.)
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7 posted on 10/31/2014 4:59:48 AM PDT by thackney (life is fragile, handle with prayer.)
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