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TIL that throughout South London, there are large sections of fence made out of WWII stretchers. These stretchers were used by civil authorities to transport the injured during the Blitz. They are what remain of the 600,000 built for the city during the war.

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6E75W TIL about HPP (High Places Phenomenon), the experience of a sudden urge to jump when in a high place. Although it has been speculated to be associated with suicidal ideation, data has proposed that it stems from a misinterpreted safety signal (i.e., survival instinct).
7J0Z TIL “Boko Haram” means “Western education is forbidden” in English. Mohammed Yusuf, the group’s first leader, has stated that he does not believe that the Earth is a sphere, nor does he believe that evaporation causes rain.
nLWd TIL The rock at the summit of Mount Everest is marine limestone and would have been deposited on the seafloor around 450 million years ago.
XEMmk TIL that there is a severe shortage of ‘spitter apples’ which are preferred for making ciders because during prohibition the FBI went around chopping down huge swaths of orchards, effectively erasing much of the nation’s stock of spitter apple trees that initially take 20-30 years to grow.
neK1G TIL that there is a fish, a shark, to be precise, that can walk on land in search of food.