HHC Vape E Liquid (Original) 10ml EIRLAB Research Group New vaping 'popcorn lung like' injury seen in teenage e cigarette user, docs warn Can Vaping Cause Lung Cancer? What We Know So Far Beaufort Memorial E cigarette aerosol isn't just water vaporit contains toxic chemicals like formaldehyde and acrolein (yes, a weed killer!). Vaping can lead to lung disease, Popcorn Lung, and even a collapsed lung. Plus, secondhand CDC: THC May Play a Role in Vaping Deaths and Illnesses