NRPP RMFT Practice Questions - NRPP Radon Measurement Field Technician (RMFT) Exam

Why do radon decay products (RDPs), rather than radon gas itself, deliver most of the radiation dose to the lungs?

RDPs emit only gamma radiation, which penetrates deeper into tissue RDPs are solid particles that lodge in airway and lung tissue and emit alpha radiation as they decay Radon gas is chemically reactive and is neutralized before reaching the lungs RDPs have half-lives of several years, so they irradiate the body for decades

Correct Answer:

RDPs are solid particles that lodge in airway and lung tissue and emit alpha radiation as they decay

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