Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. Risks of Vaping Don't Be Misled by the Smoke! Vaping refers to "the use of e cigarettes or other electronic nicotine delivery systems (ENDS) that heat a liquid (often containing E cigarettes: Facts, stats and regulations Danger: No Smoking Vaping Tobacco and Electronic Cigarettes Prohibited ANSI with Icon Portrait Label Creative Safety Supply