Fougasse is one of my favorite types of bread.

The police used tear gas against the demonstrators.

We need to replace the gasket of this engine.

He lost consciousness due to the effects of nerve gas.

Looking at that person's behavior, I feel like they have some secret.

He is dedicated to the study of immunochemistry.

Thermochemistry is a part of chemistry that deals with the reactions of heat and matter.

This chemical reaction is very dangerous.

This shirt is made of chemical fiber.

I am majoring in biochemistry at university.