The longest anechoic chamber record ever achieved is 45 minutes and 47 seconds, set by Microsoft in 2015.
The current world record for the longest time spent in an anechoic chamber is 45 minutes and 10 seconds.
The quietest room in the world record is held by an anechoic chamber at Orfield Laboratories in Minnesota, USA. This room has been measured to have a sound level of -9.4 decibels, making it extremely quiet and almost completely devoid of any sound.
The world's quietest room record is held by Microsoft's anechoic chamber in Redmond, Washington, with a measured sound level of -20.35 decibels. This room is designed to absorb sound waves and minimize external noise, creating an extremely quiet environment. The measurement of sound levels in the room is done using specialized equipment called a sound level meter, which detects and quantifies the intensity of sound waves present in the room.
David Blaine's current record for the longest breath hold is 17 minutes and 4.4 seconds.
David Blaine's current underwater record is 17 minutes and 4.4 seconds. He achieved this by holding his breath and staying submerged in a water tank.
The current world record for the longest time spent in an anechoic chamber is 45 minutes and 10 seconds.
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The record for the longest hula hooping marathon by an individual is 100 hours. This record was achieved by Aaron Hibbs in October 2009 in Columbus, Ohio.
The record for the longest time water skiing continuously is 26 hours and 24 minutes, achieved by David W. Wathen in 1986.
The world record for the longest time spinning a necklace is 45.38 seconds, achieved by Angela Ejimadu in 2019.
Middlesbrough's longest clean sheet record in the English Premier League is 594 minutes, achieved during the 2005-2006 season.
The world record for laughing the longest is 3 hours and 6 minutes. Belachew Girme of Ethiopia holds the record.
The record for longest typing with messed up words is 14 hours, 37 minutes, and 5 seconds. This record was achieved by Gus Garcia from the USA on May 22, 2017.
The record for the longest time wearing a hat is 1 year, 283 days, achieved by Odilon Ozare from Brazil in 2016.
The Guinness World Record for the longest webshow is 39 hours and 18 minutes, achieved by Jonny Hickey (USA) on 13-14 October 2020.
The quietest room in the world record is held by an anechoic chamber at Orfield Laboratories in Minnesota, USA. This room has been measured to have a sound level of -9.4 decibels, making it extremely quiet and almost completely devoid of any sound.
The longest keychain record was achieved in Japan in 2018, measuring 2,686.58 meters long. It was created by Bolta Co., Ltd. and displayed at Tokyo Midtown Hibiya, Tokyo, Japan.