Transition metals play an important role in chemical reactions.

When he opened the door, a metallic sound echoed.

Alkali metals are very reactive chemically.

Metallic bonds are formed by ions floating in a sea of electrons.

This material has ferromagnetism.

When the strong shaking occurred, we immediately evacuated.

He is not necessarily wrong.

He was so nervous that his hands stiffened.

He is a very patient person.

He is a person of great luck.