Wei during the Three Kingdoms state-owned smart technician ma Jun, the method of gunpowder wrapped in paper made the entertainment of "explosive battle", created a powder application of precedent.

三国时魏国有个聪明的技师马钧，用纸包的方法做出了娱乐用的“爆仗”，开创了应用的先河。

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Wei during the Three Kingdoms state-owned smart technician ma Jun, the method of gunpowder wrapped in paper made the entertainment of "explosive battle", created a powder application of precedent.

三国时魏国有个聪明的技师马钧，用纸包火药的方法做出了娱乐用的“爆仗”，开创了火药应用的先河。

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