1. Nicotine
In their to this response, the authors of the study clarify their reasoning for attacking the cigarette companies, even though they merely complied with the law:
LAST:The Newest Mod 2014 Newest Ecig Mod - Gatling G1 Full Mechanical Mod Ecig 18350 18650 batter |NEXT:Beauticig new women slim mini harmony electronic cigarette