An often made claim that e cigarettes are '95% safer' is not valid VCU News Virginia Commonwealth University 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 Nonnicotine vapes may be marketed as safe, but many still contain chemicals, have unknown health effects, and aren't FDAregulated. Teens are using them more ofteneven alongside nicotine vapes. No ecigarette is riskfree. E Cigarettes Are Safer, but Not Exactly Safe The New York Times Are e cigarettes safe?