居室装修装饰污染物动态变化的监测

Studing of health damage of indoor air pollution caused by decoration on resident

目的通过对装修完半年入住的居室污染物进行连续3年追踪检测,研究其污染状况和动态变化规律与人体健康效应的关系。方法随机抽样对选定的住户进行入户现场调查和污染物检测。结果室内空气污染物主要为甲醛和苯。3年的追踪监测结果表明:居室装修2年后空气中甲醛超标率仍为59.15%处于很高水平,随时间延长甲醛浓度释放较慢。居室装修完半年的苯超标率为14.86%,随时间延长苯浓度释放较快。甲醛和苯对人体健康影响的12种症状超标组的发病率均高于未超标组,而且主要症状与其室内空气甲醛、苯浓度有一定相关性。结论石嘴山市室内装修空气污染严重,并且对人群健康存在一定危害。

Objective To explore the situation of main indoor air pollution concentration＇s vary ecmpanying the days change.To ecrnpare the concentration of main indoor air pollution in different seasons, different time of decoration, same seasons but different years, and the damage of indoor air pollution to people＇s health. Methods To investigate the inhabitant who were selected into the topic, beginning at the same time the proceeding the spot monitors, saample into the analysis that laboratory proceed. Results The main indoor air pollutions were formaldehyde and benzene.Through the monitor of their levels indoor air of the time of half a year, one year, two years after the newly houses decoration, The result expressed that：the concentration of formaldehyde decreased gradually with the prolongation of the experimental period ;The summer＇s concentration of formaldehyde was higher than winter＇ s; Comparing the concentration of benzene in same season but different years： from 2003 to 2005, the rate of over standard decreased gradually. Conclusion ＇The situation of main indoor air pollution caused by decoration on Resident in Shi Zuishan city is very serious, and had damage to people＇ health.