The Effects of Smoking on the Hair Growth Cycle In 2018, a study showed that tobacco smoke, which is present in cigarettes, contains more than 7,000 chemicals, and at least 69 of them can cause cancer
In fact, a 2015 study suggested a very rare genetic mutation may protect some smokers from never getting sick, although not give completely immunity, The Independent reported
Heat not burn products dont burn like a cigarette, but the tobacco is cooked and may even char
However, the repeated line 'Baby, he's got to be crazy' suggests that the protagonist's friends or observers see his behavior as irrational or misguided
For especially stubborn odors, call a professional who will do an ozone treatment