nulear fission quantity a tiny evolution of matter
fission is nuclear_reaction. plutonium is fissionable_material. multiple_fission is reproductive_fission. nuclear_fission is spewing. uranium is fissionable_material. nuclear_fission is transformation_process. fissile_material is fissionable_material. fission_yeast is ascomycota. fission is asexual_reproduction. reproductive_fission is cell_division.