08-12-19 Handout S. Corbin 9B144.44rut 424)1;r2,
8-11.-1q '913
Some Common Decibel Levels
Hearing Threshold! of Pain
130 db
jackhammer
Car Horn -1 meter
Chainsaw
Airport
Hair Dryer
Lawnmower
Normal Conversation
Clothes Dryer
I 20 dbil
115 db
110 db
0
illu nsiaoiti Fireworks
Airplane takeoff • 75 Meters
iPod at PvalleVolorne
Baby Crying
105 db Rock Concert
Helicopter
60 db
Billy City Traffic
Vacuum Cleaner
Raindrop
Quiet Room