Can Vaping Cause Optic Nerve Damage? La Quinta, CA Vaping harmless. Chemicals like formaldehyde, arsenic, lead, chromium, and nickel are found in vape aerosol. They damage lungs. They harm developing brains. They raise cancer risks. Protect Vapers and Smokers Show Similar Levels of DNA Damage Respiratory Therapy Zigaretten sind eindeutig krebserregend, Vapes auch? Mediziner wollen dafr jetzt Belege gefunden haben. Das Vapen fhrt zu DNA Schden in Lungen und Mundhhlen, so Studienleiter Bernard Stewart von der University of New South