"Calm down. You don't want to hyperventilate when you can breath fire," Signum warns, keeping a level tone.

Assuming he does so, Signum continues to explain in a second. "I'm not totally familiar with the theory-work, but it's essentially that the human body can't really leverage raw magical power. We make a good conduit, but doing something useful with the energy requires machinery to harness it. It's like on Earth, where they can get a great deal of energy out of exploding petroleum, but channeling that into something useful takes a highly complex machine."

She stops and thinks about Aibghalien's questions for a moment. "So in your world, you cast spells without mechanical help?"