News Butane can be dangerous at Southern California hash oil operations Canisters of the highly flammable gas were found near the site of an explosion that injured 12 L.A. firefighters.

Black market marijuana and hash oil are illegal in Michigan because they evade testing, taxation and safety inspections.

Other methods of extraction such as butane extraction which gives butane hash oil produce less pure products. RELATED: Concentrates Really Won’t Make You Higher Than Smoking Weed Extraction using ice ...

Rosin Extraction Process Extraction of rosin is fast because, unlike Butane Hash Oil (BHO), it does require an extra vacuum oven that purges residual solvents.

Just like cannabis concentrates themselves, there are a wide range of ways to consume extract. From the old-school knife hits method to futuristic electronic vaporizers, the ways to smoke hash are ...

Call it what you want, hash, also known as cannabis concentrate, is one of weed’s most misunderstood byproducts. Hash has been popular for thousands of years, but I didn’t try concentrates for ...

Emergency crews responded Thursday to reports of multiple explosions at a property that was allegedly being used as a butane hash oil processing site.