Stay Safe! Don't Vape. Vaping puts you at risk of exposure to many harmful chemicals. Teens are especially sensitive to nicotine's addictive effects because their brains are still developing. Please partner with Why Youth Vape Smoking and Tobacco Use CDC Thirdhand Smoke Resource Center Protecting Californians 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