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Explosives and Explosive Ordnance Disposal
containing
tertiary
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explosive: primary, secondary and
tertiary
炸药:第一类、第二类、第三类
一种炸药分级法,其中,炸药按起爆感度 <使用一种特殊刺激物的结果〉递减排序。现在已经得出了一个几乎连续的级别排列顺序。起爆炸药被称作第一类炸药,高威力炸药为第二类炸药。第三类炸药中包括了硝酸铵这样的接近感度表低端的材料
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