30 % of the active population is exposed to noise levels exceeding the safe limit of 80 dB(A).

Above 80 dB(A) causes hearing damage and in the longterm, deafness. Other consequences are: 

• 1. Stress 
• 2. Impaired communication 
• 3. Drop in productivity 
• 4. Higher risk of accidents 
• 5. Reduced quality of life 
• 6. Social isolation 
• 7. Workers claiming for compensation for occupational deafness 
• 8. Expenses for hearing aids 
• Etc… 

Occupational deafness is one of the top occupational illnesses.