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

That disease could potentially have fatal consequences.

This mushroom is poisonous, so you must not eat it.

We need to measure the concentration of this liquid.

He made a sacrifice of his life to accomplish the mission.

It is a very beautiful view.

This compound is made through a sulphuration process.

The chemist conducted an experiment to sulphurate iron.

I was amazed at his extraordinary talent.

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