In ancient Alchemy, potassium nitrate was often used for "Hidden Fire," which meant reducing the volatility of metallic minerals during calcination. Extending this to medicine, the ancients deduced a bold conclusion based on this principle: potassium nitrate might be able to soften or alter the properties of iron objects, making them less hard and harmful.
This might seem a bit mystical,
but behind it lay a simple philosophy of the interplay and balance between substances.
And it was based on this ancient theory, combined with modern pharmacology, that the intelligence system provided Li Xu with a treatment plan that was seemingly simple, yet incredibly ingenious.
The pharmacy quickly brought the two medicinal ingredients.
Li Xu then asked a nurse for a mortar and pestle, a small piece of lard, and a spoonful of honey.
