He is dedicated to the study of immunochemistry.

Thermochemistry is a part of chemistry that deals with the reactions of heat and matter.

Chemical pollution has a serious impact on the health of the Earth.

This shirt is made of chemical fiber.

My child attends a supplementary school every Saturday.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

This compound has a tetrahedral molecular geometry.

The concept of chemical equivalent is essential for understanding chemical reactions.

My company specializes in the manufacture of fine chemicals.

Chemotransmitters play an important role in the transmission of information between nerve cells.