Lead is a widespread industrial pollutant capable of affecting the functioning of the human nervous, cardiovascular, skeletal, reproductive and immune systems, and causing gastrointestinal, liver, kidney and brain diseases. Common lead contamination includes the following: untreated automobile exhaust; improperly disposed industrial waste (e.g., discarded batteries); lead paints, pigments, and coatings used in homes; lead-containing foods such as puffed eggs, puffed foods, tin cans of beverages, popcorn, etc.; contaminated soils, drinking water, and the atmosphere; food packaged in leaded cans; leaded indoor plumbing overnight; leaded cosmetics, hair dyes; and leaded cosmetics, hair dyes, and other cosmetics. cosmetics and hair dyes; school supplies and toys containing lead. Babies should be kept away from lead pollution as much as possible to minimize the risk of lead to children: (1) Do not eat too much vermicelli and doughnuts; (2) Eat popcorn and eggs with caution; (3) Prohibit the use of glazed china for acidic foods; (4) Do not come into close contact with leaded substances; (5) Do not eat and drink on the side of the road. The basic method of treating lead poisoning is to use metal chelating agents to promote the excretion of lead. Although this can reduce the level of blood lead, it is not very safe and effective and is characterized by rebound. Therefore, the diagnosis and treatment of lead poisoning should be carried out under the guidance of a doctor and should not be used arbitrarily.