As vaping related illnesses hit Canada, a lung expert says we need to rethink e cigarettes CBC Radio City Vaper e cigarette store on West Broadway Street, Vancouver, BC, Canada Stock Photo Alamy Single use e cigarettes contain batteries that last hundreds of cycles despite being discarded EurekAlert! Juul will stop selling most flavored e cigarettes in retail stores, source says Los Angeles Times A nicotine free vape is not a worry free vape.