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Cleaning a Dirty Sponge Only Helps Its Worst Bacteria, Study Says

  • August 07, 2017

A popular method of cleaning kitchen sponges is not the route you want to go when they get too dirty to use, researchers say. According to The New York Times, a new study shows that microwaving sponges doesn’t kill all the bacteria on them but, rather, allows the strongest bacteria to survive and grow. What’s more, the same bacteria that cause your sponge to emit a foul odor can infect human skin. Other methods of “cleaning” sponges, such as dousing them with vinegar or...