Disposable vapes spew toxic metals at higher levels than cigarettes, study finds Elevated Toxic Element Emissions from Popular Disposable E Cigarettes: Sources, Life Cycle, and Health Risks ACS Central Science The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI Sometimes when people vape for the first time they can feel quite unwell and, in some cases, they can actually be sick. This is due to the nicotine they're ingesting and is Disposable vapes more toxic and carcinogenic than cigarettes, study shows