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.

Alicyclic compounds play an important role in organic chemistry.

The characteristic of annelids is that their bodies are divided into ring-shaped segments.

I learned the theory of commutative rings at university.

By regularly checking the key performance indicators, you can understand the performance of the company and devise improvement measures.

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

My company specializes in the manufacture of fine chemicals.