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hand sanitizer
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gel hand sanitizer
How do alcohol-based hand sanitizers work?
foam hand sanitizer
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hand sanitizer: Media

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Videos

How do alcohol-based hand sanitizers work?
How hand sanitizers work.
Video: © American Chemical Society (A Britannica Publishing Partner)

Images

gel hand sanitizer
A person using gel hand sanitizer.
DAniel Kolena—iStock/Thinkstock
foam hand sanitizer
A person using foam hand sanitizer.
© AndreyPopov—iStock/Getty Images
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