Refreshing pickled food, appetizers, so many people like to eat, but pickled foods contain more nitrosamines and polycyclic aromatic hydrocarbons compounds, which are both carcinogenic substances.

• 腌制食物爽口、开胃，所以许多人喜欢食之，但是腌制食物中含有较多的亚硝胺和多环芳香烃化合物，这是两种致癌物质。