how to prevent cigarette smoke from spreading Smell Coming Neighbor: 3 Ways Minimize Cigarette Odo – Purodora Lab Smoking Safety Tips from AVFRD
Description
Propylene Glycol (PG): Provides throat hit similar to cigarettes

Cigarettes have played a significant role in Canadian society, attracting both avid smokers and those concerned about the health risks associated with smoking

On long-haul flights, many smokers ask themselves how they can survive the often hours-long journeys smoke-free
Combustion produces irritants acrolein, acetaldehyde, polycyclic aromatic hydrocarbons that can directly irritate the gastric lining, particularly in people with existing inflammation

Now was it a cigratte that he was smoking, or a vaping device, nobody knows