Secondhand cigarette smoke is a combination of smoke from the burning end of a cigarette and the smoke breathed out by smokers. Exposure to secondhand smoke has been linked to cardiovascular disease, Vos questions, nos rponses sur les cigarettes lectroniques economie.gouv.fr Ingrdients d'un liquide de vapotage Full article: Acute impact of active and passive electronic cigarette smoking on serum cotinine and lung function