never slap a man while he's chewing tobacco gif With Mouth Open GIFs YARN Chewing tobacco - Wikipedia

While users aren't inhaling tar or producing second-hand smoke, definitive research on the safety of nasal snuff is lacking, mostly because dry snuff is such a microscopic segment of the tobacco market

Radiation therapy to the mouth can have several side effects, including: Tooth decay Mouth sores Bleeding gums Jaw stiffness Fatigue Skin reactions such as burns Treatments are likely to be more effective in patients who do not smoke or who have already quit smoking

Wilson D, Wakefield M, Owen N, Roberts L

Smoking can damage the cilia, leaving you more vulnerable to infections and causing mucus to build in the sinuses