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In this staged photograph, Boston women lending a helping hand in the drive for peach stones (pits) on September 23, 1918 during the national campaign for peach pits. Chemical warfare played a major, and deadly, role in the First World War. In 1915 American chemist James Bert Garner found that the use of charcoal could help subdue the potency of chlorine gas used by the Germans. The charcoal was made from natural fibers that were found in various fruit pits/seeds and nut shells.
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