In natural philosophy<span>, </span>the nuclear reaction could be a<span> reaction </span>during which 2<span> or </span>additional<span> atomic nuclei </span>identical<span> enough </span>to create one<span> or </span>additional completely different<span> atomic nuclei and subatomic particles (neutrons or protons). The </span>distinction<span> in mass between the reactants and </span>product<span> is manifested </span>because the unharness of enormous<span> amounts of energy.</span>