the respiratory negative fire space to the circulatory shine
respiratory_system is solid_object. fires_may_burn_in_air has 9_oxygen respiratory_tract is solid_object. respiratory_complex is proton_pump. air_respiration is physiological_function. cooling_tower is cooling_system. cooling_tower is water_cooling_device. indirect_fire is fire. function_of_candle is light_room. air_conditioner is cooling_system.