How are noise levels measured? Or What are decibels?Updated 3 hours ago
Noise Levels are measured in decibels (dB), the higher the number, the louder the noise.
- Breathing = 10dB
- Rustling Leaves = 20dB
- Whisper = 30dB
- Refrigerator = 40dB
- Moderate rainfall = 50dB
- Conversation = 60dB
- Car city traffic = 70dB
- Hairdryer = 90dB
- Helicopter = 100dB