How to Fill a Vape Tank Vaping not only affects your own health, it can also harm your loved ones and those around you. Passive (or second hand) vaping can happen when you're vaping in the same room, Avoid fire risks of using medical oxygen at home by following our advice: Never attempt to repair or modify your oxygen equipment follow the guidance provided by your oxygen supplier Turn If you smoke, smoke outside. Even if the oxygen is turned off, it isn't safe to smoke near an oxygen tank. U.S. Fire Administration Facebook