All four of them, huh? That's lucky. Okay, moving on.

[ He hops back off the chair and digs around in the equipment cabinet for five crucibles, which he lines up on the floor. He then manifests his staff and uses it like a giant magic marker to draw a rune in each bowl -- specifically the fire rune Kauno. ]

If you don't mind, I'm going to chip off a piece of your sword to compare melting points for the metals.