Nikolas
Created page with "* Interior health is important, as most people spend as much as 90% of their time indoor * Indoor air pollutants is often much higher than regulation levels * Indoor pollutants (see also topic 108) ** Radon *** From the soil and building materials *** Radon causes 3 – 15% of all lung cancers *** Radon is the second most important cause of lung cancer after smoking *** Radon is a cancer initiator and promotor *** Prevention **** Increase ventilation **** Sealing floor a..."