A CBD concentrate is made by extracting hemp flower or biomass into oil by means of hydrocarbon, CO2, or Alcoholic beverages. There are various extraction methods for getting CBD, including the use of solvents such as ethanol, hexane, or butane. Afton Jackson says: May perhaps 26, 2020 at seven:39 http://buymagiccbdg.shotblogs.com/the-definitive-guide-to-cbd-tincture-koi-12234851