Drawing on his memories, Mulu the dwarf gave a complete account of how he had smelted the iron ball.
Throughout his account, Xu Yi kept pressing him for details, even asking how hot the furnace had been at the time.
"Well... temperature?" Mulu scratched his tangled hair, looking puzzled. "President Xu, do you mean how strong the fire was? I couldn't tell you that. All I can say is that I fired it up the way I usually do. It wasn't particularly fierce."
Xu Yi felt rather helpless. Unlike Earth, the Sains Continent had no detailed records of data for every process. This was actually a major obstacle to industrialization, and it seemed he would have to find a way to solve it.
Of course, that problem would have to wait. The iron ball in his hands was the priority right now.
After questioning Mulu several times without getting a satisfactory answer, Xu Yi finally had to ask him to simply repeat the process he had followed that day.
When they heard that President Xu of the Xinfei Merchant Guild was interested in the iron ball Mulu had smelted, the other dwarves conducting smelting experiments gathered around as well.
With everyone watching, Mulu thought for a moment, then lit a bright fire in the furnace.
The first half was merely an ordinary smelting process, and Xu Yi saw nothing unusual. But when the molten iron in the furnace began to bubble, Mulu picked up a jar of powder flecked with silvery light and poured it in. The contents of the furnace changed instantly.
The silverleaf grass powder blended into the molten iron as soon as it was poured in. Moments later, the molten iron, already bubbling constantly from the intense heat, began churning even more violently. Streaks of silver light