Widirina was stunned for a full half-minute before suddenly nodding and saying, "This is indeed a good idea. No, it's simply a genius conception!"
He then immediately took out a pen, scribbled and calculated for a while, and then turned the verification paper towards Joseph, looking very excited: "That's right, the structural strength of the mold can fully support it, and as long as the cold water keeps circulating in the pipe, the inner layer of the cannon barrel won't exceed 400 degrees Celsius, and it will quickly drop to 100 degrees."
His gaze at Joseph was completely different now.
He used to always hear people say that the "Son of Divine Favor" had many astonishing inventions, but he always thought it was just others announcing them in the name of the Crown Prince.
But this casting plan today, he had never heard anyone mention it before, it was obviously thought up by the Crown Prince himself.
