There are no safe tobacco products, and yes, that includes vapes. The sleek, battery powered devices heat up liquid packed with nicotine and other harmful chemicals that turn into an aerosol you inhale E cigarettes don't need nicotine to be toxic Pros and Cons of Vaping without Nicotine Vaping 101 Vaping may seem harmless, but the reality is far from it. A single disposable vape can expose you to nicotine levels equal to multiple cigarettes, making it highly addictive and harmful. It's No vaping allowed in the gym. I will personally warn you one time in the gym that you are not allowed to vape. If you get caught again you will be immediately How to Vape with NO Vape device! (Dabbing Vape Juice)