New study shows common vape ingredients deform fetal mouse skulls. Even if they are nicotine free. Researchers at The Ohio State University, led by anatomist James Cray, exposed pregnant mice to the base E cigarette aerosol exacerbates cardiovascular oxidative stress in mice with an inactive aldehyde dehydrogenase 2 enzyme ScienceDirect A mouse model of E cigarette or vaping product use associated lung injury (EVALI) induced by nose only exposure to aerosolized vitamin E acetate and associated macrophage dysfunction Respiratory Research Springer Nature Link Frontiers Toxicological Assessment of Flavor Ingredients in E Vapor Products