In 2918, there was a weapon called powder explosives.

In fact, this explosive was a conjecture item a long time ago, and it can only explode under very ideal circumstances, the principle is to compress the raw material into the powder that is usually seen, and when it collides with another color of powder, it will produce a high-intensity reaction.

Call it an explosion.

Lu Heng had seen this kind of speculation in a newspaper......

"After Crossing Over, I Was Actually Saved by a Rich Woman" Chapter 93 The Impossible is being hit by the hand, please wait a moment,

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