Recent Federal and State Actions to Limit Flavored Tobacco Products ASTHO E Cigarettes vs. Vaporizers: What's the Difference? How are Non Combusted Cigarettes, Sometimes Called Heat Not Burn Products, Different from E Cigarettes and Cigarettes? FDA Severe restrictions to be placed on the sale of most e cigarettes: FDA pennlive.com What Is IQOS, and How Is It Different from Vaping or Smoking? E cigarettes can produce more formaldehyde than regular cigarettes, study says Los Angeles Times