Polonium-218 and Polonium-214 are identified as what type of emitters in the context of radon?

Polonium-218 and Polonium-214 are classified as alpha emitters. This is significant within the context of radon, as both of these isotopes are products of radon decay. Alpha particles are much heavier and carry a positive charge, consisting of two protons and two neutrons. When polonium isotopes decay, they release alpha particles, which can pose serious health risks if inhaled or ingested, as they can cause significant damage to biological tissues.

Understanding the nature of alpha emissions is crucial for radon measurement technicians. Unlike beta emissions, which are electrons, or gamma emissions, which are high-energy photons, alpha particles have limited penetration power and can be stopped by a sheet of paper or even the outer layer of human skin. However, if alpha-emitting materials are ingested or inhaled, they can deliver a substantial dose of radiation internally.

Recognizing the type of radiation emitted by polonium isotopes helps technicians assess radon exposure risks effectively and informs safety practices in environments where radon gas is present.