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TIL Petrichor is the earthy scent produced when rain falls on dry soil. The scent is from water interacting with plant oils.

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OGbRe TIL the 1972 song "Garden Party", which has the lyrics, "you can't please everyone, so you've got to please yourself", is about the singer being booed at Madison Square Garden when he played "Honky Tonk Women" as a country song.
0db51 TIL that in 1857, New York City installed eleven 47-foot cast-iron fire lookout towers across the city. These towers were manned by volunteers as an early detection system to help protect a city largely built of wood. Today, only one remains, located in Marcus Garvey Park in Harlem.
X0JR6 TIL Payload specialists are not part of the regular NASA astronaut corps, relatively unknown to the public, and often flying only single missions
yQ7Je TIL that 'Song 2' by Blur was almost cut as it was a deliberately-basic song the band never took seriously, but record execs liked it when it was on the list of possible singles; the band never bothered to change the album's tracklist placeholder, and coincidentally is 2:02 in length
YpLQW TIL When whales die, there is a buildup of gas in the decomposition process. This, combined with the whales’ thick blubber, occasionally causes them to explode.