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JOY Drive

29 Jan 2025

Associate Professor Hassan Vally: Why do disinfectants only kill 99.9% of germs?

Consumer Affairs, Science & Medicine

Associate Professor Hassan Vally: Why do disinfectants only kill 99.9% of germs?

Have you ever noticed that most disinfectants claim to kill 99.9% of germs—but never 100%? In a world where science can achieve incredible things, why hasn’t anyone invented a disinfectant that wipes out every last microbe and what happens to the 1% that aren’t killed?

Guest: Associate Professor Hassan Vally, Epidemiologist at Deakin University

Presenter: Warren Andrew

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