E cigarettes contain hazardous substances, addictive and harmful Electronic cigarette use increasing among Airmen > Hill Air Force Base > Article Display 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 cigarette Vaping Q&A Allegro Pediatrics E Cigarettes and Pregnancy Maternal Infant Health CDC