The dangers of electronic cigarettes Article The United States Army Does Vaping Produce Smoke or Vapor? Ecigator 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 3,712 Colourful Vape Smoke Royalty Free Images, Stock Photos & Pictures Shutterstock Young woman smoke vape. Female inhales vapor of electronic cigarette. Mouth