Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Bringing back evidence based Thursdays Secondhand vaping isn't harmless and the evidence is growing. A recent article from Medical News Today highlights what many of us in healthcare are already seeing: Can you get second hand smoke from a vape Myth Buster ~ "Second hand vape smoke" is actually water vapour and is not harmful to other people or the environment. #vape #vaping #vapeuk #ecigerette #smoke #quit