Vaping weed is popular, but there are many unknowns about its safety : NPR Watermelon Wave Breeze Canna THC Disposable Vape Pens Recreational & Medical Cannabis Vapes Stores sell supplies for fake, maybe dangerous, cannabis vapes Los Angeles Times Do you really know whats in your vape?, Some vapes contain drugs but you cant always tell from look, smell or taste, Vapes advertised as THC or cannabis may actually contain contaminants like THCA Vape vs Flower: Which Is Better for Potency, Taste, and Effects? Secret Nature Weed vapes: What you need to know about marijuana vaporizers, vape pens and vaping CNET