Gradually it was realized that the radiation produced by radioactive decay was ionizing radiation, and that even quantities too small to burn could pose a severe long-term hazard.
Saka kidik kaelengin inggian radiasi sane kawetuang sangkaning peluruhan radioaktif inggih punika radiasi pengion taler napi malih yaning akidik sane kaborbor  kawekas prasida mayanin pisan.