I love organic chemistry classes.

I am majoring in inorganic chemistry at university.

My major is chemical engineering.

Analytical chemistry is a science that reveals the composition and structure of substances.

I am majoring in physical chemistry at university.

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

My child attends a supplementary school every Saturday.

Yasumiko is my best friend.

Yasumi is my best friend.

Anjiro is my best friend.