While you can do Mouth-to-Lung on a Juul (mainly for vape tricks such as ghosting or french inhaling)l, I'd say it's much more common to Direct-to-Lung inhale a

While you can do Mouth-to-Lung on a Juul (mainly for vape tricks such as ghosting or french inhaling)l, I'd say it's much more common to Direct-to-Lung inhale at least among young adult nicotine fiends who are dependent on the substance.