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 Vapemate Keeps Bad Chemicals Like Diacetyl Out of Your Eliquids That Don T What Are The Risks Of Vaping With Diacetyl In Your Juice Do Disposable Vapes Have Diacetyl Alcohol Replying to @d4rkn3ss2l1ght Only half your vapes might have a lung scarring chemical is a wild thing to say in defense of vaping. But go off, I guess. Anyways, for those of you who care about Chemical Concerns: Which Vapes Contain Diacetyl?