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https://wmlearnver2.wpengine.com/wp-content/uploads/2019/01/ChatGPT-Image-Mar-5-2026-at-09_03_51-AM-e1772726681743.png1024683Learn what open blasting is and why this method of cannabis extraction is so dangerous. It was popular among hobbyists in the early 1990s, who used it to produce butane hash oil (BHO).