Let the smoke fill your mouth without actually inhaling yet
Here, RCCA addresses the question, Does smoking marijuana cause lung cancer? and discusses research into the effects of smoking marijuana on the lungs
Daily smokers, who in 2016 averaged 14.1 cigarettes per day, are potentially exposed to the warnings on packages over 5,100 times per year, and, because these packages are not always concealed and are often visible to those other than the person carrying the package, warnings on those packages are potentially viewed by many others, including nonsmokers (Refs
Sadly, the damage had already been done
So if youre wondering why air fresheners dont work, its because the problem isnt just in the air