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Why Arsenic Poisoning is More Than a Murder Mystery Trope

Yes, it's Agatha Christie's favorite murder weapon. But long-term exposure to arsenic in drinking water is also a major global health concern.

Emilie Lucchesi
ByEmilie Le Beau Lucchesi
Credit: Sharaf Maksumov/Shutterstock

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In 1921 in Chicago, Otylia “Tillie” Kupczyk asked her landlord if she might store a casket in their apartment building’s basement. Tillie had bought the casket on sale, and she had a feeling she would need it soon for her third husband, Frank. She had premonitions he was about to die and she wanted to be prepared. Frank indeed fell ill and died, just like Tillie’s previous two husbands. Tillie promptly cashed her life insurance check and looked for a new man to marry. It didn’t take her long. She met Joseph Klimek at Frank’s funeral in April, and they wed in July.

By November 1922, Tillie had a fresh insurance policy on Joseph’s life. After he became violently sick, physicians discovered trace amounts of arsenic in his stomach. Police immediately suspected his wife had poisoned his food. When it became apparent Joseph would survive the arsenic attempt, police turned ...

  • Emilie Lucchesi

    Emilie Le Beau Lucchesi

    Emilie Le Beau Lucchesi, Ph.D., is a freelance journalist who regularly contributes to Discover Magazine. She reports on the social sciences, medical history, and new scientific discoveries.

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