Because electronic cigarettes do not contain tobacco they are not regulated in most countries yet. Many people use e-cigarettes or personal vapourisers to quit smoking it has been suggested they should come under current nicotine replacement therapy (NRT) guidelines. Vapourizers or vapourisers are other terms giving to the same or similar products previously mentioned as electronic cigarettes e-cig e-cigarette ecig . A common question is: are electronic cigarettes safe. There is no definitive answer yet as more research is needed. It is suggested that e-cigs are a safer alternative to traditional tobacco products. In Australia ecigs are growing in popularity, vaping has formed a subculture with the legality of nicotine importation varying state to state.