While higher levels are also hazardous, prolonged exposure to sound levels above 80 decibels is generally considered the threshold at which there is a risk of noise-induced hearing damage.
Sound above what level (decibels) are considered hazardous noise pollution?
Asked in UPPSC Upper Mains 2008 · Topic: Pollution (Noise Pollution: Sources, impacts on health & wildlife, permissible limits, mitigation.)
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