From the fridge to your garbage disposal, there are so many bacteria-filled spots in your kitchen, it’s hard to count them. But which one is the dirtiest?
Surprisingly enough, it’s the plain old kitchen sponge. About 15 percent of kitchen sponges contain bacteria — like salmonella and E. coli — that can make you sick. To stay safe, some experts recommend every few days microwaving the sponge for 30 seconds or wash it in the dishwasher.