Sound becomes hazardous noise pollution at decibels?
A) above 120 db
B) above 80 db
C) above 50 db
D) above 30 db
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Sound becomes hazardous noise pollution at decibels?
A) above 120 db✔️✔️
B) above 80 db
C) above 50 db
D) above 30 db
A) above 120 db✔️✔️
B) above 80 db
C) above 50 db
D) above 30 db
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