How To Make Hash Oil
“Hash oil is the most potent form of cannabis available. If you are a marijuana or hashish smoker, you have probably smoked hash oil before. If not, you’ve heard how strong it is compared to marijuana.
Until recently actually making hash oil has been the domain of chemists and other people who were familiar with extracting psychoactive compounds from cannabis plant material.”
If you’re interested, you can read more about the subject here.