• FiniteBanjo@lemmy.today
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    8 months ago

    Nothing that lives in sewage is clean, least not the things that clean themselves with their mouths. What makes something unclean is not dirt, it’s the pathogens.

    • Dr. Moose@lemmy.world
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      8 months ago

      Exposure empowers the immune system so the “dirty” rat is likely to cary less pathogens than many people 😬