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古交区原相公社位于我市西北山区,社员做饭、取暖均用本地产无烟原煤,无排烟设备。社员斑釉发病率高达80％。为了查清斑釉发病原因是否与燃煤方式不当有关,于1985年10月对该地区进行了氟污染调查。 一、选点:选常年生火且无排烟设置的居室5户,常年生火有排烟设置的居室1户,另选2户常年不生火的房间为对照,同时选室外一个点测定大气氟浓度。
Gujiao District, the original commune is located in the northwestern mountainous city, members of cooking, heating are used in this area of non-smoke coal, smoke-free equipment. Members spot glaze incidence up to 80%. In order to find out whether the cause of the spot glaze is related to the improper way of coal burning, a fluorine pollution investigation was conducted in the area in October 1985. First, the election point: Select the perennial fire and smoke-free settings of the home 5, perennial fire with smoke set room 1, the other two perennial fire is not room as a control, while the selection of outdoor one point determination of atmospheric fluorine concentration .