1The doctor explained that the toxin in the snake's venom was very powerful and could cause serious damage.
2Do you know what kind of toxin is found in the poisonous mushrooms that grow in the forest?
3The company was fined for releasing a toxin into the river that harmed the local wildlife.
4Wash your hands carefully after handling the plant, as it contains a toxin that can cause skin irritation.
5The researchers were studying the toxin produced by a certain type of bacteria to develop a new medicine.