three packs of cigarettes a day Am I safe smoking 2 to 3 day?" Cigarette packs are being stripped

E-cigarettes: Impact of e-liquid components and device characteristics on nicotine exposure

[31] [149] [156] Some e-liquid were reported to contain low levels of anthracene, phenanthrene, 1-methyl phenanthrene and pyren

1 2 "Electronic cigarettes and nicotine clinical pharmacology"

Toxins in e-liquids may not be included on labels

[4] Some rely on gravity to bring the e-liquid to the wick and coil assembly (bottom coil clearomizers for example) and others rely on capillary action or to some degree the user agitating the e-liquid while handling the clearomizer (top coil clearomizers)

[88] Usually used by experienced e-cigarettes users