independent.com – 2 de Marzo de 2015 – EEUU
While the use of electronic cigarettes by teenagers and young adults continues to sharply increase, we are learning that the e-cigarette devices may not be safe.
For those who are not familiar with this fad, e-cigarettes are battery-powered devices made to resemble cigarettes that heat various substances into a vapor that is inhaled. The liquid substance that gets aerosolized is typically flavored and can have additives like nicotine, but has also been found to contain other potentially harmful chemicals.
See more at: