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TIL In 1878, a spark ignited airborne flour dust within the Minneapolis Washburn A Mill creating an explosion that killed 18 workers. The ensuing fire killed four people and destroyed five other mills. The explosion made national news and led to reforms in the milling industry.

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mx1ER TIL in 1945 a man survived the atomic blast in Hiroshima, dragged himself to an air-raid shelter, spent the night, caught the morning train so he could arrive at his job on time -in Nagasaki- where he survived another atomic blast
d8Qn8 TIL that Linus Torvalds, the creator and principal developer of Linux, first met his wife Tove while running introductory computer laboratory exercises for students in 1993. He instructed the course attendees to send him an e-mail as a test, to which Tove responded with an e-mail asking for a date
RjJw TIL that vibrant star twinkling in the night sky is an indication that there is significant instability or turbulence in the atmosphere… which is a good sign that a front or stormy weather might be on its way.
rR6e0 TIL Hollywood Actor James Garner was a decorated Military Veteran who served in WWII and Korea. He was awarded the purple heart twice in Korea, once from a friendly fire incident where he was shot in the buttocks by a U.S. Fighter as he dove into a foxhole. He was given his medal 32 years later.
jdJR TIL that the Iphone manual says that when using your phone, it should be kept 15 millimetres from your body. BlackBerry suggests that users keep the phone 25 millimetres from their body.