2. Barbecue is generally to barbecue meat or vegetables directly with high temperature, and the fat drops on the charcoal fire. The thermal polymerization reaction of food fat coking combined with protein in meat will produce a highly carcinogenic substance called benzopyrene, which will adhere to the surface of food. These substances are harmful to human health; Fried chicken is fried at high temperature. If the quality of the oil used is not good, it is likely to breed substances that are not conducive to human health. In severe cases, it may also cause cancer and lead to obesity. Therefore, neither barbecue nor fried chicken is healthy food.