According to the "Beijing Youth Daily," contained, Beijing Chaoyang Hospital had treated a number of paediatric apparent poisoning of primary and secondary school students. One parent told reporters that they came from Xinglong County of Chengde Shapo Yucun, the children in the village school. What happened on Monday morning near the children go to school, suddenly smelled an acid taste of herbs, on the first section of the course, students gradually began to have a headache, vomiting, Mihu symptoms. School teachers found, the children will be promptly sent to hospital for emergency treatment, some children into a hyperbaric oxygen chamber. Over the past few days, a series of these children do not feel comfortable. Later, because of no reason for parents worried about their children, they collectively came to Beijing, the first batch from the Pok Oi Hospital and transferred to the specialized treatment of occupational diseases poisoning in Chaoyang Hospital. The test results indicate that some children's blood lead levels high. The incidence of reasons, some parents speculated that the North West Village Primary School have a lead and zinc plant emissions over the past two years some occasional unpleasant smell, but also many around the mine, is that children are likely to lead poisoning.

　　 lead, the human body is a no physiological function, and neurotoxicity with the heavy metal elements. Children's nervous system to toxic substances outside the resistance is very fragile, particularly sensitive to lead poisoning. Lead poisoning on children's early injury may be no symptoms, along with lead poisoning in the body gradually accumulate, and slowly the physical growth and mental development is endangered, or even the brain integration, coordination disorder.

　　 lead pollution from air and diet, so we on the surrounding environment of lead pollution and to pay particular attention to food hygiene:

　　 1. Lead pollution in the air, most from automobile exhaust and coal. Therefore, we in the road to and from school as much as possible to avoid contact with the local automobile exhaust, wind and the weather have to wear face masks.

　　 2. Just renovated for the new house or just paint the furniture in a room, we must window ventilation and air to about one month, until the harmful substances containing lead, after the gas disappears before your arrival.

　　 3. According to statistics, children in lead, 80% -90% from the digestive tract intake. Therefore, we must washing hands frequently, not Shun means, in particular, but also on edge Bianchi snacks, while Fan Shu-eating, not eating a pencil first. Is not normal behavior to the "intake of lead" down to a minimum.

　　 4. Eat or do not eat high lead diet. As the Songhua Dan, popcorn and canned drinks and poor-quality food eat as much as possible. Not to drink tap water overnight first, the early morning to take 1-5 minutes to open the tap water, this water because of high lead content.

　　 5. Eat more calcium, iron, zinc food. In the intestine, calcium, iron, zinc and lead enters the body through the carriage of the same protein, so there competing mechanisms. Soybean products, meat, eggs and animal liver calcium, iron, zinc rich.

　　 6. To avoid contact with contaminated foods. Bags of food to prevent the above words, painting, trademarks and direct contact with food.