There is a critical level at ________ for hazards to a person's hearing if exposure goes on for too long a time.
A) 30 decibels
B) 70 decibels
C) 90 decibels
D) 50 decibels

Question

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The Answer of There is a critical level at ________ for hazards to a person's hearing if exposure goes on for too long a time.
A) 30 decibels
B) 70 decibels
C) 90 decibels
D) 50 decibels

There Is a Critical Level at ________ for Hazards to a Person's