slab / data are formed by nuclear fission
nuclear_fission is nuclear_process. natural_nuclear_fission_reactor is uranium. nuclear_fission is not spewing. controlled_nuclear_fission is nuclear_fission. fissionable_material is nuclear_fuel. nuclear_fission is transformation_process. nuclear_fission is spewing. fission is asexual_reproduction. plutonium is fissionable_material. nuclear_fission is not nuclear_process.