Ricin

And the umbrella tip, with the help of the KGB, who had given this technique to the Bulgarian service, contained a capsule of -- of a highly poisonous substance called Ricin, which is a-- a derivative of the castor bean plant.

Cassidy's Run: The Street Spy War Over Nerve Gas 2000

Ricin, which is poisonous if inhaled, injected, or ingested, is in its purest form about 500 times more powerful than cyanide — and about 1,000 times less powerful than botulinum, the most lethal toxin known to man.

Understanding Ricin 2008

Although I have never read the book, I am nearly certain it contains no reference to making Ricin, which is why the Feds may continue to state merely that a book on anarchy was found rather than naming a specific title.

Ricin Man Identified-- Home, Warehouse to be Searched 2008

Ricin, which is extracted from castor beans, is illegal to possess or manufacture, KIRO 7 reported ..

KIROTV.com - Local News 2009

The Encyclopedia of Earth article "Ricin" relates to this entry.

Ricin toxicity 2008

On January 16, 2003, two months before the U.S.-led invasion of Iraq, CNN reported this story under the headline “Ricin Suspects Linked to al-Qaeda.”

The Longest War Peter L. Bergen 2011

On January 16, 2003, two months before the U.S.-led invasion of Iraq, CNN reported this story under the headline “Ricin Suspects Linked to al-Qaeda.”

The Longest War Peter L. Bergen 2011

On January 16, 2003, two months before the U.S.-led invasion of Iraq, CNN reported this story under the headline “Ricin Suspects Linked to al-Qaeda.”

The Longest War Peter L. Bergen 2011

On January 16, 2003, two months before the U.S.-led invasion of Iraq, CNN reported this story under the headline “Ricin Suspects Linked to al-Qaeda.”

The Longest War Peter L. Bergen 2011

The letters threatened to target the establishment with the poison Ricin.

CNN Transcript Jan 11, 2009 2009