Literature Review: Vaping and Health Pi Dental Center Diacetyl Hazards in Coffee And E Cigarettes? Two flavouring chemicals prevalent in e cigarettes might harm lung function Research Chemistry World Chemicals found in e cigarette flavors tied to lung disease The Dynamics of Exhaled Aerosol Following the Usage of Heated Tobacco Product, Electronic Cigarette, and Conventional Cigarette Aerosol and Air Quality Research E Cigarettes Vaping with Juul & Other Electronic Cigarettes