e cigarette vs heated tobacco E-Cigarettes & HTPs: Health Risks & Impact There is a new trend
Description
The behaviour of smokers during active periods of CH has not been much studied
Fresh taste: can resist the unpleasant smell in the mouth
Any porous materials (especially fabrics and upholstery) will absorb smoke particles (sometimes called third-hand smoke ) and release them slowly over time, causing the smell to stay around for a very long time

Serban KA, Rezania S, Petrusca DN, Poirier C, Cao D, Justice MJ, et al

It may become so, as any other indifferent action may, but as an action it is no sin