The EV100 is a simple to use hand held vaporizer. You will discover the EV100 to be usable for a wide variety of medicinal botanicals. This is unique in comparison to other vaporizer products. The EV100 was specifically designed for essential oils and refined herbal concentrates. It will also vaporize oils on unrefined plant matter. The detachable disposable one dram glass vial used for the reaction chamber allows you to quickly change from vaporizing one herb to another avoiding cross contamination simply by changing the vial. The detachable reaction chamber also allows for easy loading of your favorite herbs and essential oils.