| − | Nuclear refers to a reaction caused by a nuclear reaction. The main uses of nuclear technology is in nuclear reactors, which use the energy in an atom to create power, or nuclear weapons, which use the energy in warfare. | + | Nuclear refers to a reaction caused by the power of an atom. The main uses of nuclear technology is in nuclear reactors, which use the energy in an atom to create power, or nuclear weapons, which use the energy in warfare. |