1991～1995年陕西省紫阳县燃煤污染型氟中毒防治分析

Analysis of Coalsmoke-borne Endemic Fluorosis Control in Ziyang County,Shaanxi Province from 1991～1995

目的 分析探讨防氟改灶效果及存在的问题。方法 对陕西省紫阳县全国燃煤型氟中毒重点监测点 1991～ 1995年监测资料进行了分析。结果 室内空气、食品等物质的氟含量仍高于国家标准 ,但有明显的下降趋势。结论 防氟改灶对控制燃煤污染型氟中毒流行有一定作用 。

Objective To analyze and probe into the effect and existing problems of improving stoves against fluoride in Shaanxi. Method The monitoring data of coal burning fluorosis from 1991～1995 were analyzed, which were obtained from the national key site established in Ziyang County. Result The level of fluoride in indoor air, foods and so on was still higher than the national standard, but there was a tendency f decrease. Conclusion There was some effects on preventing coal-burning fluorosis from endemic by improving stoves against fluoride.