Polonium is not used for the treatment of cancers.
Radium is used to treat bone cancers.
polonium hasn't medical applications.Radium is sometimes used to treat bones cancers.
Radium and polonium are radioactive natural chemical elements.
Yes, radium and polonium are radioactive elements.
Radium and polonium are principally alpha emitters.
Polonium and radium are radioactive elements and toxic; they are dangerous.
Polonium and radium doesn't affect history.
Radium and polonium doesn't changed the world.
Both radium and polonium are radioactive elements and are not stable.
Polonium and radium are radioactive chemical elements but they have not the same properties.
Polonium (Po) and radium (Ra) are two different chemical elements.
Polonium and radium are natural chemical elements, metals, solid, very radioactive.
Polonium and radium are continuously studied, but not so much.