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

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

No chemical flavoring is used in this ramen at all.

My company specializes in the manufacture of fine chemicals.

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

I conducted an interview in a question-and-answer format.

Life is a series of ups and downs.

He does his work perfectly, dotting the i's and crossing the t's.

Let's cherish every encounter with the spirit of 'once in a lifetime'.

The capacity of this bottle is one koku.