- Sound is measured in decibels
- Sound is energy
- A safe noise to be listening to headphones is 60
- It is better to use headphones then ear plugs
- Up to 85 decibels is safe
- 90-120 may begin hearing loss
- 130 + can cause instant hearing loss
- It is safe to be at a heavy metal rock concert for 0 seconds
- It is safe to be by firecracker for 0 seconds
- It is safe to be a metre away from a bass drum for 0 seconds
- Load rock concert is safe to be there for 15 seconds
- MP3 at peak volume and band practice is safe for 2 minutes
- Motor cycle and power tools is safe for 15 minutes
- Lawn mower is safe for 2 hours
- Washing machine is safe forever
- Food mixer is safe forever
- Piano practice is safe forever
- Rain is safe forever
- The normal amount of noise is 85 which is the sound of cars driving
- Load rock concert is 140 DB
- Some things you can stay around forever and it won't affect your hearing
- When you ruin your ears you can't fix them
- You get hearing aides when the hair in your ears are ruined and turned weird ways
Sunday, 31 August 2014
Dangerous Decibels
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