Hydrogen peroxide is often used for disinfecting wounds.

He was involved in the development of the hydrogen bomb.

Hydrogen sulphide is extremely toxic, and particularly at high concentrations, it is lethal to humans.

Hydrocarbon is a basic element of chemical reactions.

Arsine is a colorless, odorless, and highly toxic gas.

Hydrogen cyanide is a colorless liquid with a distinctive smell.

Soybeans are rich in isoflavones.

We should reduce our energy consumption.

I heard the news that an asteroid is approaching Earth.

His shop embodies the epitome of Tokyo, like a mini Tokyo.