John McKay, who serves as Senior Director, Strategic Technologies at Waters Corp. in Boston, helps guide the firm’s cannabis efforts. He has been with the company for over two decades. In a guest post at the Cannabis Industry Journal, he contrasts extraction using butane with CO2. He focuses on both the safety issue as well as the residual solvent risks for butane and explains that CO2 extraction, which is can be fine-tuned more easily, is better for certain terpenes.
Read John McKay’s “Busting the Myth: Examining CO2 versus Butane Extraction”: https://www.cannabisindustryjournal.com/column/busting-the-myth-examining-co2-versus-butane-extraction/
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