What common foods are highly carcinogenic, but most people don't know much about them.

In short, we should pay attention to food hygiene and the freshness of food.

9 dirtiest street snacks

1, stinky tofu: ferrous sulfate;

2. Mala Tang: poppy, gutter oil, hydrogen peroxide and formalin;

3, hairy eggs: parasites;

4. kebabs: stray cats or dead pigs;

5, oil cake fritters: aluminum exceeds the standard, dichlorvos, waste oil;

6, seafood stalls: parasites, mercury, formaldehyde;

7, pancake fruit: waste oil, expired ham;

8, fried chicken wings: potato powder pills, smelly chicken wings

9. Mengniu pure milk: aflatoxin