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１９９４年美国家庭消防设施消费情况１９９４年美国住宅火灾引起的经济损失为４８１，０００美元／小时，而采取防火措施的家庭在防火方面的消费却很低。美国家庭防火设施消费情况如下：烟雾探测器：１５美元电池：２美元防火屏：３０美元住宅喷水系统：１美元／英尺２烟...
US household firefighting facility consumption in 1994 In 1994, the economic loss caused by a residential fire in the United States was US$481,000/hour. However, households that used fire protection measures had very low consumption of fire protection. US home fire protection facilities consumption is as follows: smoke detectors: $ 15 battery: $ 2 fire screen: $ 30 residential water spray system: $ 1 / foot 2 smoke ...