Warning: Childhood lead poisoning can occur even in places without industrial pollution! Childhood lead poisoning, people tend to think of lead-related industries, polluting enterprises, township enterprises with poor conditions and environment, but in fact the most easily ignored is precisely not industrial pollution, but the traditional living customs, and prescriptions and tests that lead to childhood lead poisoning. Indeed, in the past two decades, with the rapid development of China’s economy, our country’s industrial development has also been very rapid, and coupled with the neglect of environmental pollution, local point source industrial lead pollution does exist in many places, which are often centered on the polluting enterprises involved in lead, leading to excessive blood lead levels in children and adults in the surrounding areas, and many places have also experienced group “blood lead incidents” have occurred in many places, which is very impressive! However, even in the land of fish and rice with green mountains and water, even in the place of natural oxygen bar in the sublime mountains, there are also many children and even babies with serious lead poisoning, then people will ask, in such a natural, green and environmentally friendly place, how can lead poisoning happen to the children? And where does the lead that causes them to be poisoned come from? The uses of lead: Lead has a wide range of uses. Lead can be used to make tin pots to hold water, drinks and children’s food; it can be used to make tin foil to burn during rituals; it can be used as anti-inflammatory powder to treat skin diseases, oral diseases, digestive diseases and respiratory diseases, etc. Children are susceptible: Children like to chew their fingers and have more hand-to-mouth movements, and are prone to accidentally swallow lead from the environment into the digestive tract. Clinically, 40% of children have lead poisoning caused by living customs and habits.