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"The kitchen sink is the dirtiest place in most peoples' households," says Dr. Tierno. "If you were to drop a carrot into your toilet, that toilet would probably be so clean in comparison to your kitchen."
Dr. Tierno explains that most people put meat carcasses and food debris in their sink, and the bacteria starts to build up. By using a germicide and a brush to clean, it's possible to reduce the number of bacteria.