Tooth staining is due to the nicotine and tar present in tobacco, which can make teeth look yellow over time and even brown in heavy smokers
2007 May, Carlos Lorch, quoting Dale Zelko, Blast from the Past: Interview with Lt Colonel Dale Zelko, USAF, in Nighthawks [4] , volume 5, number 1, archived from the original on 4 March 2016, page 14: I knew where I didn't want to land so with some aggressive steering I was able to crab into the wind and land successfully on an open plowed farm field some 50 yards west of the hardball road I had seen, next to what seemed at the time to be a T intersection that led off to the east
If you allow smoking, it's beneficial to invest in a home smoke eater solution when children and nonsmoking adults live in homes where cigarette smoke is present, any substance they breathe, touch, or consume can become a health risk
Aaron had his back to me