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D8Qg TIL - Childhood lead poisoning was linked to lead-based paints in 1904. Several EU countries banned it in 1909, League of Nations banned it in 1922. The US did not start phasing it out until 1971 & houses built before 1978 may contain lead paint
vnL TIL on June 24, 1374, one of the first documented outbreaks of St John’s Dance struck Aachen, Germany. People would dance uncontrollably for no apparent reason, even continuing to writhe around on the ground after collapsing from exhaustion.