Carbon monoxide is a poisonous substance formed by the incomplete combustion of carbon compounds.
They took Tom to the hospital to have his stomach pumped because he ate something poisonous.
Even poisonous snakes will only attack if they feel threatened.
We should keep away from the poisonous plants.
Thousands of people lost their lives in the Bhopal Gas Tragedy, and even today hundreds of thousands of people still suffer from the ill-effects of the poisonous gas.
When I looked in a gardening book I was surprised by how many were marked poisonous.
Shiroonitake is a poisonous mushroom but it has real presence, and I like it.
Some spiders can hurt people because their venom is poisonous.
Very poisonous mushrooms
What would you do if a poisonous snake bit you on the leg?
Did you know that chocolate is poisonous for dogs? They can die if they eat a small piece.
You have to be careful when picking mushrooms, because some of them are poisonous.
Cyanide is a highly poisonous chemical that can cause death.
Never store poisonous products in food containers.
The executive chairman of Breitbart has himself described his role there as "virulently anti-establishment", views that have led the website into staunch support of Mr Trump.
L'avocat fait une plaidoirie très virulente.
The E. coli bacteria are so virulent that it takes no more than a few of tchem to cause deadly infection.
The reaction in Germany against Strauss was virulent