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TIL Commercial bread contains an ingredient derived from human hair: l-cysteine

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lW1a TIL the earth’s oceans may be teeming with massive, hollow, worm-like entities called pyrosome that can grow as big as a sperm whale
lolGa TIL that there is a company that secretly takes continuous, rapid, high-resolution aerial photos of crime-plagued cities to help police “rewind” time to view a crime as it happens and then to “fast-forward” the movement of suspects to their present locations.
VMVy4 TIL that the "N" in N95 masks means they do [N]ot filter oil-based particles very well, like certain viruses.
0wAXj TIL Elizabeth II is officially Queen of 16 nations including Canada, Australia, Jamaica, PNG, and the Bahamas
v1LeL TIL in 1976 The Indian Government castrated over 6.2 million poor men in the name of population control.