Argon gas is an inert gas, non-toxic in itself, but if you inhale a large amount of argon gas, such as waste gas after industrial use, it will cause great harm to various organs of the body. Argon is a colorless, tasteless inert gas, argon poisoning cases are mostly due to factory argon leakage, the human body inhaled high concentrations of argon, brain hypoxia, manifested as headache, nausea, vomiting and other symptoms, and even lead to hypoxic asphyxiation, death may occur. In addition contact with industrial liquid argon gas can cause skin frostbite, skin redness, purple or swelling, eye contact can cause burns and so on. Argon poisoning, therefore, should be quickly moved away from the patient to the air circulation, to maintain a clear airway, timely oxygen infusion, as well as timely access to the hospital emergency department.