puff bar compared to cigarette smoke Nicotine absorption from electronic use: comparison between first and new-generation devices How Many Cigarettes Are In

And what this study says is its not true for adults. The existing standards to protect people from lead are obsolete, he adds

Those cells were found to be on par with those who had never smoked, with ex-smokers retaining four times more healthy cells than their smoking counterparts

Each time a new memory is created or a new skill is learned, stronger connections or synapses are built between brain cells

I think that this might be a solution for a problem that doesnt really exist, seeing as most places you smoke youre going to have an ashtray to ash your cigar in and for the most part that means youll have a place to rest your cigar too