This cigarette contains carcinogens.

I used binoculars to observe birds in the mountains.

It is said that this substance has a high carcinogenicity.

He was observing the distant birds using binoculars.

This mountain is made of tuff.

Suzuran is my best friend.

The coconut crab is the world's largest terrestrial crustacean.

His olfactory organ is very sensitive.

This cosmetic contains licorice extract to protect the skin.

Corona Borealis is one of the most beautiful constellations in the night sky.