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.

He is suffering from combat stress reaction.

He traveled around the world in search of the elixir of life.

Every morning, I sprinkle water on the flowers in my garden.

Every morning, I sprinkle water in the garden.