Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Tobacco Smoke, Vaping, and Asthma AAFA.org How can I protect my child from thirdhand smoke in homes? Thirdhand Smoke Resource Center Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Symptoms Of Second hand Vape Smoke 2nd Hand Vape Smoke Side Effects Health experts say not