What is "ionizes"

Usage examples of "ionizes".

These wall plates are carrying a high electric potential, and since a vibrator ionizes the air, you got an electric shock that simultaneously nullified the energy you discharged, except near the muzzle.

The hull paint, they said, ionizes and is dis­persed by an electric charge.

And that drive of theirs ionizes, heats, and enriches the hydrogen with hot carbon vapor.