carbon monoxide levels after 1 cigarette inhalation from new generation heated tobacco products | Respiratory Research Carbon Monoxide Gas Safety: OSHA
Description
Cold viruses and flu viruses, as well as other potentially more harmful conditions like tuberculosis and pneumonia, are passed on by this method

Cigarettes can be bought in tobacco stores, convenience stores and at vending machines, although purchase from vending machines is only possible with a so-called TASPO card, a photo identification card which verifies the holder's age
It seems to me, that a lot of these studies are probably useless for trying to gauge the impact for a smoker who only smokes organic, hand-rolled tobacco

They know that the ritual is different
