6 months ago

Anecohic chamber the most quietest place on earth.

Anecohic chamber the most quietest place on earth. IThe Anechoic Test Chamber at Orfield Laboratories was deemed the quietest place on Earth in 2004 - a record it still holds to this day., When it is quiet ,ear Will adapt. The quieter the room the more things you hear. You will hear your heart beati read more...