Chapter 91: Papermaking Ice-Making Method

Qi ironware currently has two major flaws."One is that the hardness is not enough, the other is that it is difficult to cast, and often needs to be forged before it can be shaped."Forged ironware is...n to collect saltpeter.Finally, Yang Lin announced the bonus issued to soldiers during the defense of Koushan Village.Consolation money of one hundred taels for the deceased!The seriously injured will...