Without smuggling, the Empire State would rake in almost $1.1 billion more a year in cigarette-tax revenues
The health benefits over time of stopping smoking include: [223] Within 20 minutes after quitting, blood pressure and heart rate decrease Within a few days, carbon monoxide levels in the blood decrease to normal Within 48 hours, nerve endings and sense of smell and taste both start recovering Within 3 months, circulation and lung function improve Within 1 year, there are decreases in cough and shortness of breath Within 12 years, the risk of coronary heart disease is cut in half Within 510 years, the risk of stroke falls to the same as a non-smoker, and the risks of many cancers (mouth, throat, esophagus, bladder, cervix) decrease significantly Within 10 years, the risk of dying from lung cancer is cut in half, and the risks of larynx and pancreas cancers decrease Within 15 years, the risk of coronary heart disease drops to the level of a non-smoker

This requires controlled exfoliation that is active enough to speed up cell renewal (which happens roughly every 28 days), but gentle enough to avoid triggering further pigmentation
The flint can also be removed and replaced as needed.
Studies report that nicotine acts as a chemotactic agent for migration of neutrophils besides increasing leukocyte adhesion to micro endothelium