We break down the key differences between traditional cigarettes and e cigarettescovering: 1 Their compositions and ingredients. 2 The health risks associated with both. 3 Nicotine levels and addiction potential. 4 The impact Smart Soldering Iron Kit Adjustable Temp Electronics Welding Irons Tool Type C eBay Guide on Nicotine Levels in E Cigarettes Notes from the Field: Use of Electronic Cigarettes and Any Tobacco Product Among Middle and High School Students United States, 20112018 MMWR