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TIL The Four Minute Men were American volunteers who gave propaganda speeches during the First World War. The speeches were four minutes long because they often spoke in movie theaters where it took four minutes to change film reels. Speakers also often modified the speech for the local audience.

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e0xvL TIL pedestrianism was a famous sport in the 19th century where people would compete to walk the furthest distance in the shortest amount of time. A famous challenge was walking 1000 miles in 1000 hours, first completed by Robert Barclay Allardice in 1809.
9wW5Q TIL manufacturers do not recommend cooking salmon in the dishwasher. An LG spokesperson stated there is a question of whether certain foods (like fish and eggs) will be heated well enough in it to kill pathogens like Salmonella and that the water temperature will not be as consistent as a stove.
XEvxR TIL the poison fire coral fungus is native to Asia and is responsible for a number of fatalities in Japan and Korea. Its potent mycotoxins known as trichothecenes can cause multiple organ failure if consumed and severe dermatitis if touched. This fungus can be easily confused with edible varieties.
woLD6 TIL that the largest nuclear-powered submarines ever built for the U.S. Navy, the Ohio-class submarine, on a single load of supplies can go around the world twice while submerged, whitout having to surface at all.
78oEr TIL Aretha Franklin required that she be paid in cash before any performance. The cash went into her handbag and the handbag either stayed with her security team or would rest on the piano during her onstage performance.