Difference between revisions of "CO2 extraction"
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− | [[File:Co2 extraction - Weed Depot.JPG|300px|thumb|left|type of marijuana-chemical process ]] | + | [[File:Co2 extraction - Weed Depot.JPG|300px|thumb|left|type of marijuana-chemical process]] |
Revision as of 12:11, 23 February 2015
When high pressure is applied to CO2, it becomes a liquid that is capable of working as a solvent, stripping away cannabinoids and essential oils from plant material. This process is called supercritical extraction and is the most common method of making hash oil using CO2 instead of a hydrocarbon solvent such as butane. CO2 extractions can take many of the same textures as BHO, but generally they tend to be more oily and less viscous.