The possible hazard presented here is not just limited to hot dogs. Salted dried fish and seasonings such as soy sauce may contain similar levels of these chemicals, Mirvish said.

• 墨维斯说，不仅热狗可能含有这种潜在的危险。咸鱼干和酱油等调味品也含有差不多浓度的此类化合物。