Washington state poised to raise age of tobacco, e cig purchase to 21 Fred Hutch E cigarettes: Facts, stats and regulations Vaping on the rise in U.S., especially among young people Pew Research Center California smoking laws: E cigarette regulation, higher age limit signed by Gov. Jerry Brown East Bay Times E Cigarette Use Among Youth Smoking and Tobacco Use CDC Legal age to purchase tobacco, e cigarettes increasing to 21 al.com