Ihre Elfbar geht nicht ? Ursachen und Tipps Dr.Rucha Sheth MD. Radiologist & Womens Imaging expert IS VAPING SAFE ? The answer is NO ! Vaping products, including e cigarettes, contain nicotine and other potentially harmful chemicals, Instagram The Difference Between Healthy Lungs and Smoker's Lungs Vaping delivers heated chemicals directly into the lungs. Unlike air, vape aerosols contain fine particles, nicotine, heavy metals, and flavoring compounds that were never designed to be inhaled. Once inside the chest,