Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:Radioactivity> . }
- Radiosensitivity subject Category:Radioactivity.
- Radium_Dial_Company subject Category:Radioactivity.
- Radium_and_radon_in_the_environment subject Category:Radioactivity.
- Rainout subject Category:Radioactivity.
- Rutherford_(unit) subject Category:Radioactivity.
- Secular_equilibrium subject Category:Radioactivity.
- Sievert subject Category:Radioactivity.
- Six_factor_formula subject Category:Radioactivity.
- Spinthariscope subject Category:Radioactivity.
- Spontaneous_fission subject Category:Radioactivity.
- Synthetic_radioisotope subject Category:Radioactivity.
- Technetium-99m_generator subject Category:Radioactivity.
- Ternary_fission subject Category:Radioactivity.
- Total_effective_dose_equivalent subject Category:Radioactivity.
- Trace_radioisotope subject Category:Radioactivity.
- Transient_equilibrium subject Category:Radioactivity.
- United_States_Radium_Corporation subject Category:Radioactivity.
- Uranium_Medical_Research_Centre subject Category:Radioactivity.
- Uranium_in_the_environment subject Category:Radioactivity.
- World_Uranium_Hearing subject Category:Radioactivity.
- ☢ subject Category:Radioactivity.
- Category:Ionising_radiation_detectors broader Category:Radioactivity.
- Category:Nuclear_terrorism broader Category:Radioactivity.
- Category:Radiation_accidents_and_incidents broader Category:Radioactivity.
- Category:Radioactive_contamination broader Category:Radioactivity.
- Category:Radioactive_quackery broader Category:Radioactivity.
- Category:Radioactive_waste broader Category:Radioactivity.
- Category:Radiobiology broader Category:Radioactivity.
- Category:Radiometric_dating broader Category:Radioactivity.
- Category:Synthetic_elements broader Category:Radioactivity.
- Category:Units_of_radiation_dose broader Category:Radioactivity.
- Category:Units_of_radioactivity broader Category:Radioactivity.