Your Kitchen Sponge Is Much, Much Dirtier Than You Think — Here’s What to Do About It. Fact: Salmonella, Staphylococcus aureus, and E. coli can live up to 16 days in it.

We use them to clean the dishes we eat off, but your kitchen sponge is a damp, crumb-filled environment that is perfect for bacteria to thrive in. Is a washing up brush better?

According to Møretrø, it’s much better to use a kitchen brush to clean your dishes than it is a kitchen sponge. His January 2021 study, published in the International Journal of Food Microbiology, ...