Secondhand Smoke Social Media Message Library Tobacco Education Clearinghouse of California Second Hand Vape Smoke Kids Fact Sheet: Secondhand Vape Aerosol and Kids Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Understanding The Different Types Of Vapes The Vape Life 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,