DENVER – Alarmed by a rash of explosions and injuries caused when amateurs make hash, lawmakers in Colorado and Washington are considering spelling out what’s allowed when it comes to making the ...

Several new laws went into effect on Wednesday, including one that makes manufacturing marijuana concentrate without a license a felony. That new law, sponsored in part by Rep. Yeulin Willett, R-Grand ...

DENVER — A potentially explosive technique used to make a powerful marijuana concentrate from pot leaves and stems has federal investigators cautioning the public about the risks of hash oil ...

What does butane have to do with recreational marijuana? And why does the 319-page law that made Minnesota the 23rd state to legalize marijuana ban the home extraction of cannabis concentrates using ...

The production of hash oil has been determined to be the cause of an explosion that severely wounded three men in a South Side apartment on Wednesday, according to a Billings Police Department news ...

Lane County Sherriff's deputies said they discovered an illegal butane hash oil operation along with psilocybin mushrooms, volatile chemicals and unpermitted electrical work while serving a search ...