If you don't vape, don't start. Most e cigarettes contain nicotine, which is highly addictive and harmful to your health, especially for teens, young adults and those who are pregnant. Learn more about Vaping tied to increased lead, uranium exposure risk: Research Deconstructing contemporary disposable vapes: A material and elemental analysis ScienceDirect Is this "disposable" ecig battery rechargeable? YouTube Disposable vapes contain 'more toxic metals than 19 cigarette packs' E Cigarette Brands Are Skirting the Rules About Health Warning Labels on Instagram, Study Finds The Brink Boston University