Medical nebulizer: used to treat upper respiratory tract diseases of a device that belongs to the medical equipment, nebulizer atomized particles than humidifiers to be a lot smaller than the lungs of the human body can be directly to reach the lungs, such as my family to buy this Kantar nebulizer atomized particles ≤ 5μm in diameter of the atomized particle percentage of not less than 60%! The general humidifier can not be done;