Electrolyzed water is used to produce a completely mixed gas of hydrogen and oxygen, not pure gas. Burning from water to gas will reduce water. Hydrogen and oxygen are pure water, clean energy and alternative energy, without harmful carbon monoxide, carbon dioxide, radiation and nitrogen oxides. Water (H2O)->; Mixed gas of hydrogen and oxygen (H2, O2 gas)->; Combustion->; Water (H2O) (natural circulation structure).