Long-term exposure to barbecue oil fume is harmful to human body, as follows: For women, oil fume contains carcinogen benzopyrene, and long-term inhalation of oil fume will lead to pathological changes in human tissues, and the proportion of women aged 41-61 who have been exposed to oil fume for a long time will increase several times. Rough skin has wrinkles, hair loss, spots and obesity. Oil fume particles block skin pores, resulting in rough and dry skin, wrinkles and spots for women, which makes people more likely to gain weight. Oil fume can damage the immune system in the body. After five years of cooking experience, there will be different degrees of hair loss. For children: It is very harmful to children. Children who inhale oil fume will cause eye, nose and respiratory diseases, which will affect their normal growth and development. Children are in the stage of growing up. The pollution of oil fume makes children prone to conjunctivitis, rhinitis, pharyngolaryngitis, tracheitis, pneumonia and other diseases, which seriously endangers their healthy growth. For the elderly: it is more likely to cause senile diseases, and the fat oxides in the oil fume will cause cardiovascular and cerebrovascular diseases, especially for the elderly who have been choking on oil fumes for years, which is more likely to get sick. For the family: oil fume invades the respiratory tract, which can cause symptoms such as loss of appetite, upset, listlessness, fatigue and weakness; Medically, it is called "lampblack syndrome". The symptoms of the disease are anorexia, although hungry, tasteless food, bored heart, poor spirit, lethargy and general weakness. Usually, I eat very little, but I gradually gain weight and become a fat person with a big belly! Acrolein, the main component of oil fume, has strong irritation to the mucous membrane of eyes, nose and throat, which can cause chronic keratitis, rhinitis, pharyngolaryngitis, tracheitis, pneumonia and other diseases. In addition, there are 74 chemicals in oil fume, which can change cells and lead to male infertility and become a "family killer".