An isotope may be poisoned.Logical formLearned from3 sentences. A radiation may come from an isotope.Logical formLearned from3 sentences. (Radiation poisoning) may be caused by an (isotope polonium).Logical formLearned from3 sentences. An investigation may broaden with a discovery of traces of a radioactive isotope.Logical formLearned from3 sentences. Isotopes may pertain-to an (element strontium).Logical formLearned from3 sentences. A method may be knowned as (isotope hydrology).Logical formLearned from3 sentences. Uraniums can be with concentration of an isotope.Logical formLearned from3 sentences. An isotope can be necessary for a nuclear bomb.Logical formLearned from3 sentences. An isotope may be needed for a (power plant).Logical formLearned from3 sentences. An isotope may be formed.Logical formLearned from3 sentences. (Lithium isotopes) may undergo an enrichment.Logical formLearned from3 sentences. An organized-crime syndicate may steal radioactive isotopes from (research laboratories).Logical formLearned from3 sentences. Scientists may find an isotope of chlorine.Logical formLearned from3 sentences. Traces can be constituted-of-or-filled-with radioactive isotopes.Logical formLearned from3 sentences. A variation can be in (isotope ratios).Logical formLearned from3 sentences.