According to : "The average level of cotinine (metabolized nicotine) among nonsmokers increased by 456% and the average levels of the carcinogen NNAL increased by 112% after four hours of exposure to secondhand smoke in a smoke-filled casino with a "sophisticated" ventilation system."

LAST：Can be stored for 5 Years disposable electronic cigarette |NEXT：Top sale! Variable Voltage and Variable Wattage spinner e-cigarette cartomizer accept Paypal