According to the current processing of metal, it is completely impossible to make such a thing as gold leaf.

However, if you use a hydraulic press, you can turn metal into gold leaf.

Even very fine parts can be molded several times, which is definitely an improvement in heavy industry.

Although Sun Ming couldn't make a steam engine, there was no problem with building a hydraulic press.

Of course, if you give it plenty of ......

"Saving the Ming Empire from the Son-in-law" Chapter 222 The armor of the West is being hit by hand, please wait a moment,

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