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

I am majoring in physical chemistry at university.

This chemical reaction is very dangerous.

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.

The study of organic compounds is an important field in chemistry.

The government declared a state of emergency to prevent the spread of the new coronavirus.

High fructose corn syrup is included in many processed foods.