Do not smoke, allow others to smoke or have open flames near the concentrator when it is in use. Do not use oil or grease on the concentrator or its components as these substances, when combined with oxygen, can greatly increase the potential for a fire hazard and personal injury. ...
3000 ml/minute High capacity pem hydrogen and oxygen generator inhaler hydrogen inhalation machine Supplier's reply: Thanks for your feedback. Any new need or questions,feel free to ask me at 86-17537175087. Hope we can have more cooperation in near future. 1234...50 ...