Don't be foolede cigs or vapes may be less harmful than cigarettes, but less harmful doesn't mean safe. Vapes can contain harmful substances including nicotine, heavy metals like lead, volatile organic compounds and Vapes VS. Cigarettes, Which One Is Safer? SAFETY SATURDAY E cigarette use is growing fast among kids and teens. A national survey found that from 2017 to 2019, vaping more than doubled among high school students and more than tripled About E Cigarettes (Vapes) Smoking and Tobacco Use CDC