This is part of my collection, especially the Arabian cowry is rare.

Iku is deeply interested in Japanese culture.

My new furniture arrived today.

He sniffed the scent of the flowers.

This compound was newly discovered by scientists.

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

My dream is to climb Mount Amakami.

The depressed cowry lives quietly at the bottom of the sea.

The study of organic compounds is an important field in chemistry.

This inorganic compound plays an important role in chemical reactions.