84 I'm Just Lucky And... Genius

Back to the present, occasionally, Qin Yi would throw in one of the heaven and earth material ingredients into the furnace. Sometimes, he would open the lid of the furnace, while at others, he would keep it closed. He carried out his movements at such a fast speed that made his work look so efficient.

He kept maintaining the fire's heat level at five hundred degrees, causing it neither too high nor too low. He still didn't dare to raise the heat level of the fire too high because he still had a hard time sustaining the characteristics of the materials in this cauldron.

Some other day, he tried to do that. As a result, all the ingredients were charred, and the cauldron emitted a thick and smelly black smoke; the smell lasted for a whole week. He still felt unpleasant whenever he remembered that incident.

Three hours have passed...

"Pill completed!"