He created a new story.

That's a new thing, isn't it?

His travel story was very interesting.

Physics is a difficult subject.

There are many things placed in my room.

There are a lot of old furniture in the storage room.

The use of chemical weapons is prohibited by international law.

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.