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 risk free. British smokers understand risks of e cig use better than a lot of British health officials and scientists Stanton Glantz blog Les marques franaises de e liquides Fabricant de e liquide Franais The Fuu