Hitting a frying pan with hammer.
Ordinary frying pan
GAINA coated frying pan
Hammer
Sound meter
Result of hitting hammer sound was:
Ordinary frying pan - 94.7 dB
GAINA frying pan - 74.9 dB
Reduction - 19.8 dB
20 dB - 1/100 the power
6 dB - 1/4 the sound
94.7 dB |
74.9 dB |
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