How to Choose a Weed Vape Pen – Rolling Stone

In 2017, very few Americans have access to clean and safe cannabis oil-filled vape pens. With hash oil cartridges in California still about a year away from being guaranteed to be lab-tested – and stoners in much of the rest of the country largely forced to buy from the black market – purchasing a vape pen that you feel comfortable with can be a daunting task. It’s buyer beware out there, but if you insist on vaping, there are a few key things to keep in mind when looking at the sea of unregulated products. Here is some basic advice, with a big helping hand from Americans for Safe Access’ Chief Scientific Officer, Jahan Marcu.