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John E. Franz
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John Edward Franz (December 21, 1929 – April 27, 2026) was an American organic chemist who discovered the herbicide glyphosate while working at Monsanto Company in 1970. The chemical became the active ingredient in Roundup, a broad-spectrum, post-emergence herbicide. Franz earned acclaim and rewards for this breakthrough. He also has over 840 patents to his name worldwide.
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