Vape residue may harm unborn babies, mouse study suggests Many people assume vaping is harmless to bystanders, but secondhand aerosol can contain ultrafine particles and chemical residues. Researchers are examining how exposure may affect airways and overall health, especially for children Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY Symptoms Of Second hand Vape Smoke Second hand Vaping Vs Smoking Can You Get Second Hand