Understanding Sound and Noise Levels
Environmental
Noise
Weakest sound heard
0dB
Whisper Quiet Library at 6'
30dB
Normal conversation at 3'
60-65dB
Important Links for Sound and Noise OSHA United States Department of Labor http://www.osha.gov/SLTC/noisehearingconservation/
OSHA United States Department of labor eTool Technical Manual http://www.osha.gov/dts/osta/otm/noise/
I
Ultrasonic Leak Detection: How Does it Work?
Ultrasonic Leak
Detection
How does it work???
As the name implies ultrasonic leak detectors detect the
ultrasonic sound of a leak. You are probably familiar with