Exhaling vape smoke clouds around his head, a bus driver vapes during his break, in front of his Routemaster bus parked at Aldwych in central London, on 6th March 2020, in London, Cannabis Companies Call for Tighter Vaping Rules While the Fed, Behind on Vaping, Grows Ever Wary of Cannabis Newsweek Bus drivers urged to keep eye out for vaping Vape Blu advertisement on bus stop display Stock Photo Alamy We're making it clear vaping and smoking is not permitted on our buses, trams and trains.