Rare earth elements are essential materials for the manufacture of electronic devices.

Oxygen, which is one of the chemical elements, is necessary for us to breathe.

His nature is very kind, and he is liked by everyone.

Lanthanides are part of the rare earth elements and have similar chemical properties.

This reaction occurs through a chemical process.

Part of this movie is based on actual events.

Rare earth is an essential material for the manufacture of electronic devices.

Hydrogen is the most abundant element in the universe.

He is majoring in chemistry at university.

He resembles his father a lot.