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Should You Flush With Toilet Lid Up Or Down? Study Says It Doesn't Matter
doc1623 shares a report from Ars Technica: Scientists at the University of Arizona decided to investigate whether closing the toilet lid before flushing reduces cross-contamination of bathroom surfaces by airborne bacterial and viral particles via "toilet plumes." The bad news is that putting a lid...
The bad news is that putting a lid on it doesn't result in any substantial reduction in contamination, according to their recent paper published in the American Journal of Infection Control. After one minute, samples were taken from various restroom surfaces: the top and bottom of toilet seats, the bowl rim, three locations on the floor, and the right and left walls. They also recommend regularly disinfecting all restroom surfaces after flushing or cleaning with a toilet brush in health care facilities -- which often have a lot of immunocompromised people -- and if someone in your house has an active infection like norovirus.
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