Sandwich compounds are being studied in a branch of chemistry.

In this chemistry experiment, we will learn about the dangers of cyanide compounds.

This project aims for the combination of science and art.

He combined two ideas to create a new project.

She sings a song with a beautiful voice.

This compound was made by the chemical combination of two different elements.

These two elements chemically combine to create a new substance.

He has a songbird.

Looking at this vast sea, I feel free.

Hiroshi is my best friend.