If you've shopped for weed carts in Phoenix, you've likely seen three categories: distillate, live resin, and rosin. Manufacturers sell them all as cannabis oils in cartridge form, but they produce them differently. The distinguishing factor is how extractors pull the concentrate from the plant.Ultimately, the extraction method affects the flavor and price. Understanding the difference between the three types of vape carts is key to shopping with confidence.We’ve put together this guide so you know what you're looking at …