The deadly bean: why ricin is used for bioterror
As reported on The Verge. By Carl Franzen It’s easy to make, but it’s also not very effective as a biological weapon, scientists say There was scarcely time to process the fatal Boston Marathon bombings on Monday when the news broke late yesterday afternoon that a letter mailed to Republican Senator Roger Wicker had tested positive for ricin, one of the most potentially toxic and easily-synthesized poison substances in the world, which is extracted from beans of the commonly available castor…