Here's why:

* Very hot: Plasma is a state of matter where the temperature is so high that atoms lose their electrons, becoming ionized.

* Gas-like: While plasma can be confined, it doesn't have a fixed shape or volume like a solid.

* Charged particles: The freed electrons and positively charged ions are the dominant components of plasma.

Plasma is often called the "fourth state of matter" alongside solids, liquids, and gases. It's incredibly common in the universe, making up stars, the Sun, and even some types of lightning.