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*[[Alpha Particle|Alpha radiation]] has a high ionizing power, causing significant damage to living cells.
*Because of their high [[mass]] and charge, [[Alpha Particle|alpha particles]] have a short range in air (a few centimeters).
*[[Alpha Particle|Alpha radiation]] is used in [[Radiation Therapy|radiation therapy]] for treating certain cancers.*It is also used in [[Smoke Detector|smoke detectors]] and in some types of [[radioactive]] power sources (radioisotope thermoelectric generators).
===Examples===