Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports 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 Electronic Cigarettes: Know the Research, Know the Risks City of Bridgeport How E Cigarettes Affect Your Body