Is Second hand Vapour Harmful To Others? Secondhand smoke is harmful to those around you, putting them at risk for serious health issues. Protect your loved ones from the dangers of secondhand smoke by getting started with 802 Quits Secondhand smoke and secondhand aerosol Secondhand vape exposure: Risks and side effects Secondhand Smoke Vermont Department of Health 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