
The problem with Ricin is that it appears to be pathetically simple to make, it can be delivered in a number of ways, it is highly toxic, and there is no antidote. Instructions for the making of Ricin have been found online both in English and in Arabic. A few notable examples:
The Mujahedeen Poisons Handbook
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Ricin-making thread on an Islamist forum

Earlier in this thread the author, Delphine, noted that Ricin was deadlier than Anthrax.
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