E cigarette : des experts tirent un premier bilan 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 La vape est elle aussi dangereuse que la cigarette ? Kinamik Vaping without nicotine The advantages of nicotine free vapes E Cigarettes Mississippi State Department of Health