Advertisement for thanite DDT insecticide spray depicts a fly killed by the effects of the spray.
Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder Company (later Hercules Inc.) initially specialized in the manufacture of explosives and smokeless powders and subsequently diversified its business to encompass a variety of industrial products, including pine and paper chemicals, synthetics, pigments, polymers, and cellulose.
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Hercules Incorporated. “Puts Punch in Your Fly Sprays.” 1951 Hercules Advertisements, 1951. Records of Hercules Incorporated, Volume 1951. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/5425kb54n.
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