Juul: FDA reverses order taking vaping products off the market in US, opens door to possible authorization ABC7 Chicago 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 e cigarettes win FDA authorization, sources say JUUL Pods Review Including the New Rich Tobacco Flavour Ecigclick A tale of two Juul pods: China's counterfeits pose a threat to US New York Post