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What is the critical level of noise pollution for ear damage?

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Question

What is the critical level of noise pollution for ear damage?

Very Short Answer
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Solution

Continuous exposure to noise levels of 120 dB (threshold of pain) or higher can damage sensory cells in the inner ear and cause permanent deafness.

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Chapter 20: Environmental Issues - EXERCISES [Page 1158]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 20 Environmental Issues
EXERCISES | Q I. 10. | Page 1158
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