Sounds above what level are considered hazardous noise pollution? (a) Above 80 dB (b) Above 30 dB (c) Above 150 dB (d) Above 120 dB

Sounds above what level are considered hazardous
noise pollution?
(a) Above 80 dB (b) Above 30 dB
(c) Above 150 dB (d) Above 120 dB
by

1 Answer

Answer :

(d) Above 120 dB
by

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