E cigarettes & Vaping Positive Choices Most people switch to dry herb vaping for one reason but stay for another. Here's the real lesson: Combustion = smoke, lingering odor, and byproducts you may not want Vaporization = E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA E cigarette users trying to quit smoking should vape every day, studies suggest Smoking The Guardian