5 Things You Should Know About Ricin
It might not be as well known as arsenic or anthrax, but it's just as dangerous. Ricin-laced letters turned up at the Senate today, spiking interest in the natural toxin.
What is ricin?
Wait, this stuff is in castor oil? Could someone be accidentally poisoned?
How dangerous is it?
What happens once a person is exposed to ricin?
What's the history of this chemical weapon?
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