This chemical reaction is very dangerous.

This chemical reacts when heat is added.

He is majoring in chemistry at university.

He has the ability to change into a wolf.

I use processed cheese for sandwiches.

He came from other prefectures.

Fluorine is one of the chemical elements and is considered to have the highest reactivity.

There is no one else but me.

He is an expert in chemistry.

He told me the whole story of the incident.