Most companies rely on Chinese manufacturers for the e-liquids and e-cigarettes
Other popular outlets include tobacco specialists, supermarkets, and drugstores
Avoid vaping on empty pods or disposables: As e-liquid levels drop, the wick dries out quickly, increasing the risk of dry puffs and higher formaldehyde levels
Tobacco companies have targeted vulnerable populations with marketing, causing disproportionate harm
Hair testing is useful to assess long-term exposure to nicotine, especially in situations needing a history of smoking, like in custody cases or forensic investigations, where long-term exposure is relevant
Researchers are still gathering data on the possible long-term health effects from vaping