which factor is most likely to contribute to tobacco use Fact Sheet: Arguments against "Gateway Smoking / Addiction" Claims The Many Dangers of Tobacco

"Although we have no direct evidence of the effect of pro-vaping videos, the rise of vaping among adolescents in the last few years has been accompanied by dramatic increases in viewership of vaping videos," lead author Daniel Romer said in a university news release

Additionally, the ability to consume these products discreetly in places where smoking is restricted further supports their rapid expansion among adult consumers globally

Very inconspicuous, yet inviting smell

High humidity can linger long after the activity ends, so a detector may sound minutes later, confusing people who see no visible cloud at that moment