What's a cigalike? Juice? Everything you need to know about vaping Fighting E Cigarettes: 7 Things Every Parent Needs to Know About Vaping Poe Center for Health Education NC 5 Scary Facts about Vaping E cigarettes: British American Tobacco Tobacco Tactics Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health.