How Long Does Vape Smoke Stay in the Air? Do You Inhale Vape the Same Way as Cigarettes? Scientific review finds e cigarettes likely cause lung and oral cancer Los Angeles Times How to Detect if Someone is Vaping in Your Home: Key Signs to Watch When traveling with your vape or e cig on a plane, do it safely: vapes should be turned off and carried on, never checked. Do not use or charge it on the aircraft.