Shenhai Kuphulika-Umboni
Choyamba, kuwala kowoneka ndi mtundu wa radiation yamagetsi, koma mtundu uwu wa cheza pakali pano alibe mphamvu pa thupi la munthu.
Magetsi osaphulika amapangidwa ndikupangidwa motsatira miyezo yachitetezo, kotero palibe chifukwa chodera nkhawa mukamagwiritsa ntchito.