The potential harm from exposure to secondhand emissions from e-cigarettes is unknown . Harold Wimmer : New York City was right to ban the use of e - cigarettes indoors . Wimmer : Industry has free rein to promote e - cigarettes as ` ` safe '' without harm . Report ##ing that e - cigarettes are reaching our children with alarming success , he says . Wimmer : The FDA should regulate e - cigarettes and find out what chemicals they contain .
Harold Wimmer : New York City was right to ban the use of e - cigarettes indoors . Wimmer : Industry has free rein to promote e - cigarettes as ` ` safe '' without harm . Report ##ing that e - cigarettes are reaching our children with alarming success , he says . Wimmer : The FDA should regulate e - cigarettes and find out what chemicals they contain .