Vapes don't produce harmless water vapor. They can contain addictive nicotine, cancer causing chemicals like acetaldehyde and formaldehyde, as well as heavy metals that don't belong in your body. Live Vape Free is A new study has confirmed what many suspected, establishing vaping is likely to cause lung and oral cancer. #9News Does Vaping Cause Oral Cancer THANC Guide Does Vaping Cause Lung Cancer? What We Know (and Still Don't) Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis