Abstract
This chapter provides a comprehensive discussion on the nature of radon problem using relevant literature. This chapter emphasizes details on the aspects of radon formation, units of measurement for radon, pathways for radon entry into homes and the influencing factors, radon monitoring techniques, radon action levels, health effects of radon exposure, and control measures to reduce in-house radon exposure.
Keywords: Radon, 222Rn, radon formation, uranium decay, sources of radon, radon in geological materials, radon in building materials, radon in water, radon in natural gas, radon in outdoor air, radon measurement, emanation coefficients, radon transfer coefficients, radon action limits, USEPA action limit for radon, WHO action limit for radon, radon health effects, radon cancerous risk, radon control measures for new constructions, radon control measures for existing constructions.