1994年11月22日下午5时20分左右,在国道322线永州市北郊,发生了中巴客车特大爆炸事故,11人被当场炸死,事故的直接原因,是车上的155公斤黑硝,由于中巴超载,车内拥挤,加之有些旅客吸烟,因而导致黑硝燃烧爆炸;间接原因,是东安县一个体户无照经营,非法生产经销安全系数低的土硝,而另一个 On November 22, 1994, at about 5:20 p.m., in the northern suburbs of Yongzhou City on State Route 322, there was a big explosion in the bus of CMB. Eleven people were killed on the spot. The immediate cause of the accident was 155 kg of black Nitrogen, as CMB overloaded, crowded cars, coupled with some passengers smoking, which led to the burning of black nitrate explosion; an indirect reason is that Dongan County, a business without a license, the illegal production and distribution of low safety factor soil nitrate, while the other