"Not only is his fire control exquisite, his mastery of spiritual force is also nothing short of perfection. The extraction of every single herb is pushed almost to the absolute limit—he is truly formidable."
Nearby, several chiefs of the Alchemical Hall exclaimed in unceasing wonder. For all their long years, this was the very first time they had laid eyes on a senior whose alchemical arts were so profoundly refined.
"So that's how it is! Herbs of different natures require distinct fire control techniques; only thus can the medicinal liquids of various plants be preserved to absolute perfection. For instance, herbs with a fierce, potent medicinal nature require a gentler flame, whereas those with a mild and gentle nature demand a somewhat more vigorous fire."
Chapter 408