High rates of alcoholism and smoking are also factors, fire officials say, because intoxicated people are often unable to escape fires, or inadvertently set them.

• 消防人员说，俄罗斯酗酒与吸菸人口比率高也是祸因，喝醉酒的人往往无法逃离火场，也容易在无意间引燃火苗。