Elevated Toxic Element Emissions from Popular Disposable E Cigarettes: Sources, Life Cycle, and Health Risks ACS Central Science Environmental Tobacco Smoke is a Major Contributor to Lead, Cadmium, and Arsenic in Settled House Dust Thirdhand Smoke Resource Center Sunset Vape JUUL manufacturers aren't required to disclose their ingredients. Cartridges or pods may contain arsenic, formaldehyde, rubidium, benzaldehyde, cadmium and or lithium. Scientists are still working to understand more fully the health What's in vapes? Toxins, heavy metals, maybe radioactive polonium