Health Boards


My Profile

Health Boad

Health Jobs


Health Tools


A decibel is a relative measurement of the intensity of a sound wave. A quiet whisper at 1 meter is about 10 decibels, noise from a motor car at 5 meters is about 70 decibels and noise from a large jet plane at 40 meters is about 110 decibels.

Selected decibel links:

© 1997-2006 is a purely informational website, and should not be used as a substitute for professional legal, medical or technical advice.