有的居民家庭以为塑料菜板既美观又轻便，于是丢弃了传统的木质菜板，用上了塑料菜板。其实，从卫生角度看，还是木质菜板好，因为它具有自然杀菌功能。美国生物学家近年研究发现，接种在木质切菜板上的沙门氏菌、里斯忒菌、大历埃希氏杆菌，在3分钟内竟有99％死亡；在同样条件 Some residents think plastic cutting board is both beautiful and lightweight, so discarded the traditional wooden cutting board, with a plastic cutting board. In fact, from a hygienic point of view, or wood cutting board is good, because it has a natural bactericidal function. In recent years, American biologists have found that 99% of Salmonella, Listeria and Escherichia coli vaccinated on wooden cutting boards died within 99% of the time. Under the same conditions