E cigarette vapour contains two cancer causing chemicals, study says Vaping and the use of e cigarettes are likely to cause cancer, according to a new study published by the University of New South Wales on 30 March. The study, which brought together E Cigarette Smoke Causes Lung Cancer in Mice NYU Langone News Cancer screening adherence among e cigarette users in the United States Vaping and Lung Cancer Screening: Reduced Rates Among Vapers Revealed AJMC L'e cigarette cancrigne ?