E-Cigs Have Fewer Carcinogens Than Cigarettes

But switch from tobacco didn't reduce nicotine levels

From: http://redirect.viglink.com?u=http%3A%2F%2Fwww.webmd.com%2Fsmoking-cessation%2Fnews%2F20160819%2Ffewer-cancer-causing-chemicals-in-e-cigs-than-regular-cigarettes-study%3Fsrc%3DRSS_PUBLIC&key=ddaed8f51db7bb1330a6f6de768a69b8