Electronic Vape Pens

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FDA notified health care professionals and patients that a laboratory analysis of electronic cigarette samples has found that they contain carcinogens and toxic chemicals such as diethylene glycol, an ingredient used in antifreeze.
Electronic Cigarettes

Health Canada Advises Canadians Not to Use Electronic Cigarettes
Health Canada Advises Canadians Not to Use Electronic Cigarettes - Health Canada Advisory 2009-03-27

Here's a link to a Material Safety Data Sheet (MSDS) for pharmaceutical grade propylene glycol. Ironically the only hazard associated with is seems to be via inhalation.
https://www.oltchim.ro/en/uploaded/MPG EPh grade _rev.6_eng.pdf

 

[420]

420 Magazine will not be supporting these devices until the manufacturers come up with some scientific data to prove their devices are safe for human consumption.