are cigarettes a gateway drug Why Nicotine is Dollars, Sense, and No Handcuffs:

The average concentration of all detected pesticides ranged from 0.004 to 1.155 ppm

JUULs contain nicotine salts rather than freebase nicotine which makes it more readily absorbed into the bloodstream and less harsh, so it is easier to inhale nicotine for longer periods of time

Plugs directly into cigarette lighter receptacle without disabling lighter functions

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Ibid., 146 and Michael Reeve, "Smoking and Cigarette Consumption", 23rd May 2018, accessed via: Ibid

Source: CDC, as of December 10, 2019 The association of EVALI cases with THC may bring a false sense of security to those who vape nicotine