Butane, used as a solvent in making hash, is among the more controversial substances for medical marijuana users. Experts like Westword medical marijuana reviewer William Breathes, believe butane ...

Hydrocarbon extraction is one of the most versatile and efficient methods for separating compounds from cannabis plants. For cannabis, the process allows you to extract cannabinoids, including ...

Due in no small part to nationwide medicinal and recreational marijuana legalization efforts, the usage of products containing marijuana is on the rise. In many American communities, there has also ...