article on cigarette smoking Current Among Adults — United States, 2016 Smokers article hi-res stock photography

Strange Smell A sour, chemical, or stale odor is a clear sign your vape juice has gone bad

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The data show that 97.9 percent (4,434 or 4,529 products) of discarded vapor products were flavored, unauthorized for sale in the United States

A single van loaded with cigarettes purchased in Georgia and sold untaxed in New York City can generate tens of thousands of dollars in profit

Heavy passive exposure can sometimes trigger a low-level positive, which is why quantitative testing may use lower cutoffs (e.g., 20 ng/mL in urine) to differentiate passive exposure from active use