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Little did the young Zeidler know that day in Strasbourg that he was providing man with one of his most powerful weapons against disease-carrying insects. This is nearly always the case in the most important discoveries - the inventor rarely sees the ultimate application of his idea. For this reason we should encourage and treasure every new development - however unimportant it may seem at the time. Some day in an emergency it may turn out to be a thing of utmost importance. ● |
