Hometown 
Hearing

Hearing

    Sound levels of common noises 
    Decibels    Noise source

Safe Range

  30           Whisper
  60           Normal conversation
  70           Washing machine

Risk Range

 85/90     Heavy city traffic, lawn
                 mower, hair dryer
    95         Motorcycle
  100         Snowmobile/hand drill
  110         Chain saw/rock concert

Injury Range
  120         Ambulance Siren

Pain Threshold

  140        Jet engine at takeoff
  165        12-gauge shotgun blast
  180        Rocket launch



cache/wst.opf.3258445.xml
Website Builder