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

This shirt is made of chemical fiber.

Former Imperial Universities are some of the most traditional universities in Japan.

He likes to take a walk in the park at dusk.

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.

Stoichiometry is a method for calculating the amount of substances in a chemical reaction.

No chemical flavoring is used in this ramen at all.

We should always remember the power of Kannon in difficult times.