It’s called toilet plume.

A toilet plume is the invisible to the naked eye, cloud-like dispersal of raw, infectious sewage particles as a result of flushing a toilet. Flush particles rapidly rise out of the bowl and several feet into the air after flushing. Aerosolized droplets can remain suspended in the air for tens of minutes between users, posing an inhalation risk. These invisible particles go on to coat and spread onto surfaces like floors and counters or objects like hand towels, bathmats, or even toothbrushes.

  • BeN9o@lemmy.world
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    9 hours ago

    “A 2024 study showed evidence that even closing the lid may still lead to small viral particles escaping through gaps under the lid, resulting in viral cross-contamination of the air and surfaces in a washroom.”

    This is what I remember, there’s no actual solution to this. Still close the lid though!

    • MimicJar@lemmy.world
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      8 hours ago

      That same study also includes this figure,

      But the study doesn’t measure other surfaces or things like “a nearby sink” or “a hand towel”. Perhaps for airborne particles they roam more freely, but what about surface particles? I feel like there is more to study.

      • protist@retrofed.com
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        6 hours ago

        This is similar to why we all wore masks during the pandemic. No, they’re not always effective, but yes, they reduce transmission rates.

        • evasive_chimpanzee@lemmy.world
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          2 hours ago

          Yes, but there is incredibly strong evidence that mask wearing does reduce transmission rates. I haven’t looked (so definitely correct me if I’m wrong), but I suspect that lid closing likely does not have strong evidence for decreased transmission.

          One factor that I think likely weighs heavily into this is that public toilets, where you could be exposed to particles from a stranger dont have lids usually, and they have a much more violent flush, while home toilets are mostly just used by your own household.

          • protist@retrofed.com
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            1 hour ago

            We’re not necessarily talking about transmission in this case, just the concept of poo particles spreading widely throughout your bathroom vs less widely

          • Bytemeister@lemmy.world
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            2 hours ago

            Idiot-proof is a misnomer. Better term is idiot-resistant.

            Related note. I’m very sad that there isn’t a joke ANSI or ISO document laying out specifications for idiot-resistance standards.

    • HappyFrog@lemmy.blahaj.zone
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      8 hours ago

      Of course nothing’s 100% poof. But that doesn’t mean that you should stop. There is a massive difference between the particle numbers.

    • lath@lemmy.world
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      8 hours ago

      But if you close the lid, all the particles concentrate on it. Then when raise it back up and sit down, there’s a chance you’ll pick it all up with your back.

      So the question becomes, do you want shit more evenly spread out in the air or do you want concentrated shit on your back?

    • Tollana1234567@lemmy.today
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      8 hours ago

      has an infection ever occured due to the lid being close, seems like it would be too small to cause problems.

    • yonderbarn@lazysoci.alOP
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      9 hours ago

      I think it can help to lay some toilet paper down before you flush. I found it to be less smelly after doing so.

      • TWeaK@lemmy.today
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        9 hours ago

        Before and after. Unless you like that little splash of dirty water on your taint.