world's quietest room. pork chops. world records. let's defeat dr. phil. ... <看更多>

My Guitar Courses*FREE Fingerstyle Guitar: https://bit.ly/freefingerstylecourseFingerstyle Guitar: ... ... <看更多>

YouTuber Ryan Trahan goes to the Orfield Laboratories in South Minneapolis to beat the longest time spent in the world's quietest room. ... <看更多>

The world's quietest room, an anechoic chamber is at Microsoft's Redmond Campus. It is so quiet that the longest anybody has been able to bear sitting in... ... <看更多>

Apr 13, 2018 - An "anechoic chamber" at Microsoft's headquarters in Redmond, Washington, has been certified as the quietest place on Earth. ... <看更多>