I am majoring in physical chemistry at university.

I love organic chemistry classes.

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.

According to the law on specified alien species, the import of certain organisms is prohibited.

He is suffering from combat stress reaction.

She wrote her name in cursive script.

This sentence is written in bold typeface.