How to Keep Your Kitchen Germ-Free

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Knife block

The problem: You use a knife to clean a piece of fish, then rinse it and return it—wet—to the knife block. That can cause mold, which can grow in just 24 to 48 hours.

Fix: Scrub your knives with dish-washing liquid and hot water, then wipe them thoroughly with a dry cloth before putting them into the knife block. Better yet, keep your knives in a drawer or on a magnet strip.

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