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TIL about Dr Alan Hart whose pioneering work on tuberculosis saved countless lives

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r0VM TIL that the Los Zetas cartel was formed by a group of commando’s who defected from the Mexican army in the late 1990s. It is considered by the U.S. government to be the “most technologically advanced, sophisticated, and dangerous cartel operating in Mexico.”
l70Q5 TIL of the Crank Machine, a 19th Century device used in British prisons to keep prisoners occupied by turning sand within a sealed box. See also: the Penal Treadmill
wLXnM TIL Leif Erikson Day is an actual day, it is observed October 9th. It honors Leif Erikson the Norse explorer who led the first Europeans thought to have set foot in continental North America.
6EnbJ TIL that Jehovah's Witnesses were banned in Australia
awELo TIL that Roald Dahl wrote the screenplay to the James Bond film "You Only Live Twice."