美国消防协会(NFPA)将死亡5人以上(含)的居住建筑火灾、死亡3人以上(含)的其他建筑火灾和非建筑火灾确定为重大多人死亡火灾。2007年,美国共发生重大多人死亡火灾37起(17起居住建筑火灾、8起非居住建筑火灾、12起非建筑火灾),造成包括11名消防队员和41名6岁以下儿童在内的190人 The National Fire Protection Association (NFPA) identifies residential and building fires with more than 5 deaths and other building fires and non-building fires with more than 3 deaths as non-fatal fires. In 2007, a total of 37 major fire fatalities (17 residential building fires, 8 non-residential building fires and 12 non-building fires) occurred in the United States, causing 11 firefighters and 41 children under 6 years of age 190 people