Main sources of 6 primary carcinogens
1. Aflatoxin: It is most common in rotten peanuts, peanut oil, corn, rice, and cottonseed.
2. Nitrosamines: come from rotten grains, vegetables, meat, eggs, and milk.
3. Dioxins: burning of tar, asphalt, and plastic.
4. Nicotine: Tobacco.
5. Benzopyrene: grilling and frying food.
6. Sodium nitrite: comes from industrial salt and freshly pickled vegetables.