Alpha Beta Gamma Ionizing Radiation 1980

Ionizing radiation can be in the form of alpha or beta particles or gamma rays (photons), and each form behaves differently. Alpha particles can be shielded by a sheet of paper or by human skin. However, if radionuclides that emit alpha particles are inhaled, ingested, or enter your body through a cut in your skin, they can be very harmful. Beta particles cannot be stopped by a sheet of paper. Some beta particles can be stopped by human skin, but some need a thicker

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