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  2. Cannabis concentrate - Wikipedia

    en.wikipedia.org/wiki/Cannabis_concentrate

    Cannabis concentrate, also called marijuana concentrate, marijuana extract, or cannabis extract, is a tetrahydrocannabinol (THC) and/or cannabidiol (CBD) concentrated mass. Cannabis concentrates contain high THC levels that range from 40% to over 90%, [ 1 ] [ 2 ] stronger in THC content than high-grade marijuana, which normally measures around ...

  3. Cannabis drug testing - Wikipedia

    en.wikipedia.org/wiki/Cannabis_drug_testing

    To administer the test, a user simply has to mix the chemicals with a particle of the suspected substance; if the chemicals turn purple, this indicates the possibility of marijuana. But the color variations can be subtle, and readings can vary by examiner. It was adopted in the 1950s by the United Nations as the preferred test for cannabis ...

  4. Duquenois–Levine reagent - Wikipedia

    en.wikipedia.org/wiki/Duquenois–Levine_reagent

    The reagent can be prepared by adding 2 grams of vanillin and 2.5 milliliters of acetaldehyde to 100 milliliters of ethanol. [6]The test is performed by placing approximately 10 to 20 milligrams of a target substance in a glass test tube, then 10 drops of the Duquenois reagent.

  5. Cannabis cultivation - Wikipedia

    en.wikipedia.org/wiki/Cannabis_cultivation

    Brick weed is a curing and packaging method of cannabis cultivation that consists in drying the bud for a short period, if at all, and pressing it with a hydraulic press, compacting the whole plant (bud, stems and seeds) into a brick, hence the name brick weed. This method is mainly used in the top cannabis producing countries like Mexico and ...

  6. Chemical defenses in Cannabis - Wikipedia

    en.wikipedia.org/wiki/Chemical_defenses_in_Cannabis

    Close up of a Cannabis plant. Cannabis (/ˈkænəbɪs/) is commonly known as marijuana or hemp and has two known strains: Cannabis sativa and Cannabis indica, both of which produce chemicals to deter herbivory. The chemical composition includes specialized terpenes and cannabinoids, mainly tetrahydrocannabinol (THC), and cannabidiol (CBD ...

  7. How much weed can you legally buy in Missouri? The ... - AOL

    www.aol.com/news/much-weed-legally-buy-missouri...

    In Missouri, any customer 21 years old and up with a valid ID can purchase up to 3 ounces of marijuana flower at a time. For context, many dispensaries sell marijuana flowers in 3.5 gram packages ...

  8. Entheogenic use of cannabis - Wikipedia

    en.wikipedia.org/wiki/Entheogenic_use_of_cannabis

    The first, bhang, a type of cannabis edible, consists of the leaves and plant tops of the marijuana plant. It is usually consumed as an infusion in beverage form, and varies in strength according to how much cannabis is used in the preparation. The second, ganja, consisting of the leaves and the plant tops, is smoked.

  9. Hash oil - Wikipedia

    en.wikipedia.org/wiki/Hash_oil

    Hash oil or cannabis oil is an oleoresin obtained by the extraction of cannabis or hashish. [1] It is a cannabis concentrate containing many of its resins and terpenes – in particular, tetrahydrocannabinol (THC), cannabidiol (CBD), and other cannabinoids.