He is a famous author and a person who is respected by many people.

We formed a team to create a new project.

This software generates new ideas.

He is an excellent chemist who made many discoveries.

We cannot live without oxygen.

The chemist electrolyzed water to produce hydrogen and oxygen.

We conducted an experiment on electrolysis in chemistry class.

He is majoring in chemistry at university.

On cold days, cold water is especially delicious.

Hydrogen is the most abundant element in the universe.