Can polonium kill you?
Score: 5/5 (41 votes) Polonium-210 is a rare radioactive metal discovered by Marie Curie in the late 19th century. ... If polonium-210 enters the body, through inhalation, swallowing, broken skin, the results can be fatal. By mass, polonium-210 is one of the deadliest toxins, around 250 billion time...