Smoking Vs Vaping Electronic Cigarette Vaporizer Stock Vector (Royalty Free) 516507436 Shutterstock Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA 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. Vapes '95% safer' than cigarettes messaging backfired