The beginning of this alchemy activity didn't look much different from a normal craftsman working on an item, such as etching traces onto a dagger at the start and then inlaying it with silver.
Although Leonard Ethan used Extraordinary Power in hopes of speeding up the process, such work could actually be done entirely by hand, or even directly through CNC machining.
For alchemy, these things were merely superficial; the real core lay in the input of Superhuman Power, just like with Magical Potions in Harry Potter—without Magical Power, they couldn't be crafted.
"Such beautiful patterns, they could be considered artworks," Joan commented, nodding as she looked at the Small Knife processed using damascening techniques, "Next comes the treatment with Extraordinary Power, right?"