branch of science and technology which deals with the protection of persons and their environment against deleterious effects arising from ionizing and non-ionizing radiation, radiation protection is concerned with the protection of individuals, their progeny and mankind as a whole, while still allowing necessary activities from which radiation exposure might result. The detrimental effects against which protection is required are known as somatic and hereditary; radiation effects are called "somatic" if they become manifest in the exposed individual himself, and "hereditary" if they affect his descendants., radiological protection - radiation protection in radiology, abinõude kogum ioniseeriva kiirguse kahjuliku toime vältimiseks; hõlmab nii inimeste ja materjalide kaitse välisallikast tuleva kiirguse eest kui ka biosfääri radioaktiivsete ainetega saastumise vältimise