The radiation zone, also called the radiative zone, is the center layer in the sun’s interior, sandwiched between the core and also the convective zone. It spans a significant percentage of the Sunlight’s radius, roughly from 25% to 70% of the gap from the Solar’s center. 2 "Acute radiation syndrome" https://radiationzonesonearth85048.wikissl.com/1424320/the_smart_trick_of_radiation_zones_dayz_that_no_one_is_discussing