The room in minneapolis is able to absorb 99 99 of sounds and the longest anyone has been able to last in it is just 45 minutes.
The quiet room in the world.
The room is so quiet that many people find that it is unbearable to stay inside.
The quietest place on earth an anechoic chamber at orfield laboratories in minnesota is so quiet that the longest anybody has been able to bear it is 45 minutes.
A normal quiet room has a sound level of about 30 decibels while humans can only hear sounds that are above 0 decibel.
Inside the world s quietest room.
Inside the room it s silent.
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By comparison one of the quietest sounds that can be heard in a quiet room calm breathing clocks in at 10db.
The idea was to create walls floor and ceiling that absorb sound rather than have it bounce off as it does generally.
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The world s most quiet room is at orfield laboratories in minneapolis minnesota.