Uploaded December 2009 | Updated September 2026, 2 hours ago
A demonstration of the penetrating ability of the radiation emitted from three different sources: Plutonium-239, an alpha source; Strontium-90, a beta source; and Radium-226, a gamma source. The materials used are: Tissue; Aluminium; Lead.
A demonstration of the penetrating ability of the radiation emitted from three different sources: Plutonium-239, an alpha source; Strontium-90, a beta source; and Radium-226, a gamma source. The materials used are: Tissue; Aluminium; Lead.
