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15 Household Uses for Mouthwash (Outside of Your Mouth)

Before Listerine killed germs in your mouth, it killed bacteria on bathroom floors. Yes, back in the late 1800s, Listerine, which was originally developed as a hospital-grade antiseptic and later used as “a pharmaceutical specialty for dentists,” was commonly sold to consumers as an all-purpose cleaner, used to sanitize floors, clean feet, and douse smelly armpits.