Entering from Zheng Blacksmith's house and going to the small courtyard where the two craftsmen worked, Li Ping'an was immediately attracted by a thing in the yard that was padded with something.

The picture of this thing he had seen in a history textbook in his previous life, if I remember correctly, seems to be called a dumping car, also called a keel waterwheel, a machine that lifts water by means of foot pedals or hand cranking.

At this time, Blacksmith Zheng and Carpenter Lin both came out of the house, and Li Ping'an signaled to turn down

"I Tried to Be Well-off in Ancient Times" 274 The idea of using steam is being hit by hand, please wait a moment,

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