Final answer:
The author uses the phrase 'a tornado of energy' to describe a powerful release of energy. The significance of the 'discharge of energy' is that it involves a sudden transfer of energy from one object or system to another.
Step-by-step explanation:
In this context, "a tornado of energy" refers to a powerful and intense release of energy, similar to the destructive force of a tornado. Levine uses this description to emphasize the magnitude and intensity of the energy being released.
The significance of his description of a 'discharge of energy' is that it highlights the sudden release and transfer of energy from one system or object to another. This discharge of energy can have significant effects and consequences, which may include damaging structures or causing other observable phenomena.