why is chewing tobacco not allowed on planes tobacco? : r/delta Smoking on the plane: everything

Smoke is a mixture of heated particles and gases, and its impossible to predict its exact make up

I have read Zeno's Conscience, by Italo Svevo an entire novel about the struggle to give up smoking and most of Allen Carr's The Easy Way to Stop Smoking (I stopped reading at the bit where you're supposed to give up)

Clean air is the only real solution. Indoor Air: The Pollution We Ignore Staying indoors does not guarantee safety

Just 1 year after quitting smoking, your risk for a heart attack drops sharply Within 2 to 5 years after quitting smoking, your risk for stroke may reduce to about that of a nonsmokers If you quit smoking, your risks for cancers of the mouth, throat, esophagus, and bladder drop by half within 5 years Ten years after you quit smoking, your risk for dying from lung cancer drops by half Although some people can quit cold turkey, which means to stop immediately, others may need to develop a plan to quit