Radiation hazard indicators for ²²⁶Ra, ²³²Th and ⁴⁰K radionuclides in the various building materials under study.

<p>AM±SD denotes arithmetic mean±standard deviation.</p><p>Radiation hazard indicators for ²²⁶Ra, ²³²Th and ⁴⁰K radionuclides in the various building materials under study.</p

Comparison of the average activity concentrations of the studied building materials with other published data.

<p>Comparison of the average activity concentrations of the studied building materials with other published data.</p

Dose contribution due to the content of ²²⁶Ra, ²³²Th and ⁴⁰K in building materials to the inhabitants.

<p>Dose contribution due to the content of ²²⁶Ra, ²³²Th and ⁴⁰K in building materials to the inhabitants.</p