See When your weed is contaminated which has a artificial cannabinoid check kit. They aren't manufactured for this.10 You can see synthetic cannabinoids with a microscope, or an extremely potent magnifying glass.eleven If the weed is contaminated, you may see crystals to the surface area. Euronews Tech Talks goes beyond https://problogdirectory.com/listings12976938/a-simple-key-for-can-tourists-buy-weed-in-germany-unveiled