A Servey on B(a)P content of Barracks in Cold Region / 环境与健康杂志

ABSTRACT

This study reported that B ( a ) P determination was carried out in six barracks indoors and outdoors in Harbin, Changchun, Jinxi cities in winter and summer. The results showed; 1. the B ( a)P concentration was 0.00001-0.1796g/m3, detective rate was 100% in winter but o.0085g/m2 and 27.8% in summer. 2. the B ( a ) P concentration was gradually rising from morning to evening a day. However all of them remain whthin standard value. 3. the B ( a ) P concentration was 3.2, 46.0 and 43.3 times in old barracks as higher as new barracks respectively. 4. In winter, old barracks owing to warm by coat stove, the B ( a ) P concentration was a more than 200-fold increase over new barracks in summer. That suggested the B ( a ) P increased was due to warming the room by coat stove.