Radon, a colorless, odorless and tasteless radioactive gas, also poses a great but quiet danger in closed spaces, such as houses, kindergartens, schools and business premises.
Veliko, a tiho nevarnost v zaprtih prostorih, kot so hiše, vrtci, šole in poslovni prostori, predstavlja tudi radon – radioaktiven plin brez barve, vonja in okusa.