By directly consuming Remnant Fire, one could reproduce its owner's Secret Art for a short time.
However, if one could find suitable materials, Alchemy could transfer the Secret Art within the Remnant Fire and turn it into an Alchemical item that could be used permanently.
But because the effect had to be made permanent, its power would usually be weaker than that of the original Secret Art.
[Sky Coating] could cloak anything it touched in optical invisibility, while this Invisibility Cloak could only hide its wearer.
But what truly excited Lude wasn't the Invisibility Cloak. After this battle, the Heart of the Furnace had devoured enough of Lude's Psionic Energy, and its power had finally been partially awakened.
From now on, Lude wouldn't have to guess anymore.
He could find out directly from the Heart of the Furnace what materials were needed to forge Alchemical items using the Remnant Fire stored within it.
At the same time, as long as he spent enough Psionic Energy, he could also use the Heart of the Furnace as an ordinary Alchemical furnace.
Here, "ordinary" meant common, general-purpose, and compliant with standard specifications.
Every inch of space inside the Heart of the Furnace—its gravity, airflow, and temperature—was completely under Lude's control.
With sufficient precision, the Heart of the Furnace could fully replicate the functions of any Alchemical apparatus.
In other words, as long as he didn't need to expand production, Lude would never need to buy another piece of Alchemical equipment.
Lude couldn't help sighing. No wonder Professor Beshe had been so obsessed with this Relic, even risking his life to join the Black Tide Society.
For any Alchemist, this thing was a priceless divine artifact!
But the rather frustrating truth was that he still couldn't make Resist-Steel.
The [Heart of the Furnace] was