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Some people say it's 2,3,7,8-tetrachlorodibenzo-p-dioxin(TCDD)

See http://en.wikipedia.org/wiki/Polychlorinated_dibenzodioxins to learn more.

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15y ago
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6mo ago

Botulinum toxin is considered one of the most toxic substances in the world. It is produced by the bacterium Clostridium botulinum and can cause botulism, a severe and potentially deadly illness characterized by muscle paralysis.

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Q: What is the most toxic thing in the world?
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