C58 A Gift for the Snow King(part I)

Wang Feng had been staying in Victor's grandpa's house for the past few days to do his so-called experiments. In fact, the experiment was very simple. He mixed the nitrate powder, sulfur, and some charcoal shavings with different proportions and then lit the fire. To test its greatest power after it exploded.

"And charcoal shavings?" Old Victor looked at Wang Feng's actions in disbelief