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TIL: That American toilets clog so much because they have a trapway half the size of the trapway in an Australian or NZ Toilet

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meBo TIL Horror movie soundtracks sometimes include infrasound, which is sound below the range of human hearing. Even though we can’t hear it we can still feel it and infrasound has been shown to induce anxiety, heart palpitations, and shivering.
l8L5 TIL that the use of the phrase “Checkmate” is a mispronunciation of the original Persian, “ Shäh mät!”, which means the king is helpless
oBvDK TIL that the hungarian prime minister commited suicide when his country entered WW2 on the axis' side.
WJWd TIL that author Terry Pratchett can no longer read.
BrOjx TIL the word "penguin" is of Welsh origin, and came into use as a synonym for the great auk, another flightless bird which is not closely related to penguins.