"An hour of exposure at about a meter away is the equivalent of having 10 X-rays, and prolonged contact can cause skin burns, acute radiation sickness and cance

"An hour of exposure at about a meter away is the equivalent of having 10 X-rays, and prolonged contact can cause skin burns, acute radiation sickness and cancer, they said." Ingesting is of course a completely different story and will indeed kill you horribly.