When Coloradans in 2000 voted to legalize marijuana for medical use, the highest concentration of THC, marijuana’s high-inducing chemical, was 5%, and concentrated products didn’t exist.
Over the last 20 years, the industry has dramatically increased the concentration of THC. The average in the plant is now 18.8%. The industry also created concentrates, including vape oil and resins known as wax and shatter, with average THC potency of 69.4% and up to 95% THC. Continue reading A Dangerous Gap in our medical marijuana laws