The answer, sadly, is D - ban vape shops which sell cigarettes to zero youth in Daly City. Moreover, youths are not even allowed in these vape shops and it would be quite easy to adopt rules to ensure that youths do not have access to these stores.

It is clear from the overall evidence that electronic cigarettes are not as risky as tobacco cigarettes in terms of acute effects on lung function. On this issue, Dr. Glantz's comment is simply wrong.

LAST：2013 new product ce4 ce4+ atomizer with high quality and competitive price,colorful and big vapor |NEXT：2014 Best Selling Colorful Crystal E-hookah electronic cigarette e hookah