While tobacco smoking rates have fallen across OECD countries, vaping is becoming increasingly common, especially among adolescents. On average, one in five 15 year olds report using e cigarettes in the past month, with girls Smoking E Cigarettes in Switzerland Do's and Don'ts Vuse Disposable electronic cigarettes do not comply with standards currently in force AT Schweiz Vaud interdit les cigarettes lectroniques et puffs aux mineurs rts.ch Canton Vaud bans e cigarettes and puffs for minors : r Switzerland