Lead is an element harmful to human body. If you take too much, you can't excrete it in time, which will have toxic and side effects on nervous system, cardiovascular system, skeletal system, reproductive system and immune system, and bring symptoms such as trance and memory loss.
Children and pregnant women are particularly vulnerable. Lead poisoning leads to the decline of children's intelligence, learning ability, perception and understanding ability, which is characterized by inattention, hyperactivity, impulsiveness and language learning disorder.
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Strengthen the prevention of lead poisoning
1, lead in food, some drinks, inferior food, Chinese herbal medicines, etc. In some canned foods, the lead content in food increases because of the lead in the weld; Foods with high lead content are mainly processed into popcorn in containers with high lead content, and lead oxide is added to accelerate the ripening of preserved eggs. Some "white steamed buns" sold in the streets and lanes are also fumigated with sulfur containing impurities such as lead.
2. Lead in animals and plants. Lead content in plant foods: effects of lead content in soil, fertilizers, pesticides and irrigation water. The lead content of animal food is influenced by the lead content of feed, pasture, air and drinking water.
3. Air pollution, such as leaded gasoline in automobile exhaust, and coal products (such as briquettes and briquettes) are used as fuel at home. The average lead content in indoor air is much higher than that in outdoor air.
People's Network-Puffed food is easy to exceed the standard of lead.