Plutonium. Transuranium element, Radioactive decay, Actinoid, Allotropy, Plutonium-238, Plutonium-239, Plutonium-240, Plutonium-241, Plutonium-242, Plutonium-244, Allotropes of plutonium, Isotopes of plutonium, Human radiation experiments, Plutonium in the environment, Manhattan Project
