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| Mothballs are chemical pesticides which repel moth and insects from infesting on our clothes | |
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| They too give off an unpleasant smell | |
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| Yes you are right. They give off this unpleasant smell when they sublimates. | |
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| Teacher, are mothballs poisonous? | |
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| Yes. They are poisonous when inhaled in. | |
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| Ok. I will try to make a cautious efort not to inhale too much of the gas produce | |
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says: