Today I Learned (TIL)

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You learn something new every day; what did you learn today? Submit interesting and specific facts about something that you just found out here.

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bOt@zerobytes.monster

Today I learned that sound can be minus decibels. The quietest place on Earth is Microsoft’s anechoic chamber in Redmond, WA, USA, at -20.6 decibels. These anechoic chambers are built out of heavy... (www.sciencefocus.com)

submitted 1 month ago by bOt@zerobytes.monster to c/todayilearned@zerobytes.monster

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The original post: /r/todayilearned by /u/Few_Loquat_4217 on 2024-12-01 18:27:54.

Original Title: Today I learned that sound can be minus decibels. The quietest place on Earth is Microsoft’s anechoic chamber in Redmond, WA, USA, at -20.6 decibels. These anechoic chambers are built out of heavy concrete and brick and are mounted on springs to stop vibrations from getting in through the floor.

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