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 Are There Any Health Dangers With Vaping? 2020 Update: Is Vaping More Dangerous Than Smoking? Can You Get Lung Cancer From Vaping SMOKO E Cigarettes Vaping is less harmful than smoking, experts say. Why don't smokers know this? Scienceline