Noise pollution: Safe noise levels |
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Noise pollution: Safe noise levels
Dr KK Aggarwal,  09 November 2018
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Everyday noise exposure over time has an impact upon our ability to hear and on the degree of hearing loss that develops. Constant exposure to loud noise can cause high frequency sensory neural hearing loss.An exposure of 90 dB (which is equivalent to the noise made by a power lawn mower or passing motorcycle) is allowed for 8 hours, 95 dB for 4 hours, 100 dB only for 2 hours, 105 dB ( power mower) for one hour and 130 dB for (live rock music) 20 minutes.Listening to music at 1
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