The harm and prevention measures of benzopyrene pollution in food .

苯并芘，污染，危害性，预防措施。

Beijing 's food safety administration said thursday that it accused wal-mart of violating food-safety standards in march by selling sesame oil exceeding standard amounts of benzopyrene and squid containing hazardous levels of cadmium .

北京市食品安全委员会周四说，该机构查出沃尔玛在3月份出售苯并芘含量超标的香油、以及铬含量达到有害水平的鱿鱼。