Hand over the jade seal first [Infrastructure]

Calcium and magnesium ions and some other metal ions are the ones that are affected. If you want to remove all these metal ions... even Xiao Zirong can't do it.

He has a whole body of knowledge but no corresponding materials or props, so he can only remove those that have the most impact on the human body first.

Xiao Zirong wanted to process coarse salt into fine salt by himself, which aroused many people's interest. It happened that this day was a day for everyone to take a bath, so they all came to watch.

Then they saw that Mr. Xiao Lang dissolved the rough salt that he had finally made out of the sun into the water.

Everyone:? ? ? ? ?