Prevalence of JUULs Is Concerning Old Gold & Black DYK? Vaping coats lungs with potentially harmful chemicals. This can include chemicals such as: Diacetyl: This food additive, used to deepen e cigarette flavors, is known to damage small passageways in the lungs. Juul Introduces Checkout System to Combat Underage Purchases WSJ JUULpods Virginia Tobacco 5% Nicotine 4ct Delivered In As Fast As 15 Minutes Gopuff How Much Nic Is In Juul Pods JUUL Virginia Tobacco Pods Review: Flavor & Performance Juul's checkered e cigarette journey cut short by FDA ban Reuters