Kid friendly e cigarette flavors driving increase in sales, report finds ABC News Elevated Toxic Element Emissions from Popular Disposable E Cigarettes: Sources, Life Cycle, and Health Risks ACS Central Science Vaping as a teenager is a gateway to smoking, study suggests FDA move on flavored vapes sparks concern on toxicity, teen vaping Teenage Vaping Declines This Year, Survey Says The New York Times Disposable vapes spew toxic metals at higher levels than cigarettes, study finds