Template:Are You Sure/January 29
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• ... that Nobel award-winning chemist Fritz Haber greeted World War I with enthusiasm, and that Haber played a major role in the development of the non-ballistic use of chemical warfare in World War I, leading the teams developing chlorine gas and other deadly gases for use in trench warfare, and that Haber was on hand personally when it was first released by the German military at the Second Battle of Ypres?
• ... that Emanuel Swedenborg proposed many scientific ideas during his lifetime; in his youth, he wanted to present a new idea every day; around 1730, he had changed his mind, and instead believed that higher knowledge is not something that can be acquired, but that it is based on intuition; and after 1745, he instead considered himself receiving scientific knowledge in a spontaneous manner from angels?
• ... that mathematician Samuel Eilenberg is responsible for the Eilenberg swindle, a construction applying the telescoping cancellation idea to projective modules?