CA bill bans single use vapes, citing danger of batteries Sacramento Bee California bans flavoured vapes and online sales Pouch Patrol The evidence is clear that bans on flavored vapes produce unintended consequences, including increased cigarette use among adults and teens who might have otherwise switched to less harmful alternatives, Cato's Dr. Jeffrey Editorial: Why California should ban flavored tobacco Flavored tobacco banned in California as Prop. 31 passes Los Angeles Times