Heqing of Yunnan: It is caused by many kinds of reasons that the children suspected blood lead exceeds standard
The reporter knows from Yunnan Province Bai Autonomous Prefecture of Dali county government of Heqing, Lian Ri will come, the expert panel which department experts such as Yunnan Province and Dali state, environmental protection of two grades, meteorological phenomena, agriculture, hygiene, metallurgy,etc. make up, north the intersection of government and scenes of the intersection of district and the intersection of environmental quality and state, agricultural product pollute situation and the intersection of children and suspected the intersection of blood and lead exceed standard the situation has been paid and makes investigations to Heqing, the expert panel thinks: The environmental pollution of a district of north government is the course accumulated for a long time, it is the result that factors in many aspects influence synthetically that the children suspected blood lead exceeds standard. The expert panel thinks, it is the immediate cause causing the children suspected blood lead to exceed standard to smelt gold and pollute by indigenous method. Village committee 7 of north government There are a villager group and large natural village of sand ground of village committee of West Garden " The small cyanogen pool " More than 240, villagers process (the majority is at the night) in the own courtyard in a obscure way ,Draw the gold with the backward craft. Supply lead, in order to raise, happen gold rate, lead of supply form the intersection of lead and cigarette, centre in close air of ground in the course of roasting while the gold is replaced, difficult to spread, enter the human body through the respiratory system, initiate the lead of blood to exceed standard. Meanwhile, the wind-borne dust that raw materials piled up at will and abandoning the dreg,etc. cause enters air, also cause another important factor of ultra target of lead of blood. It is arid to meet enormously this year, the temperature is high, the wind speed is big, the leaded dust in the air is very serious in pollution. Meanwhile, the soil lead content exceeded standard, caused the lead content of agricultural products to exceed standard. (Pu exceeds)
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