You’re Wearing Millions of Bacteria
According to new research, a person’s mere presence in a room can add 37 million bacteria to the air every hour, in the form of material left behind by previous occupants and stirred up from the floor.
Americans spend more than 90% of their time inside. Science Daily quotes environmental engineer Jordan Peccia as saying, "We live in this microbial soup, and a big ingredient is our own microorganisms. Mostly people are re-suspending what’s been deposited before. The floor dust turns out to be the major source of the bacteria that we breathe."
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