Ricin, contained in a package addressed to the White House, was intercepted by investigators on Saturday, the FBI said. The poison, found in castor beans, could “potentially be used as a biological ...
Ricin is a toxic protein naturally found in the seeds of the castor bean plant. Produced as a byproduct of castor oil production, ricin is one of the most potent toxins. It’s a potential agent for ...
Ricin is one of the most toxic substances known to science with an LD 50 between 3 and 30 µg/kg in humans. Potentially lethal when inhaled, ingested, or injected, death can occur within 36 to 72 hours ...