Home kitchens are a common source of contamination, as pathogens from uncooked eggs, meat and egetables find their way onto countertops, utensils and cleaning tools.

• 家庭的厨房是传染的普遍来源，像没有煮熟蛋病原体、肉类和蔬菜的病原体常在背面，还有炊具和洗涤工具。