Making it is legal in Colorado, but the process of extracting highly potent hash oil from marijuana plants using butane is highly dangerous. And it might be going on next door. The number of hash oil ...

DENVER (CBS4/AP) - Denver's city council postponed a vote Tuesday that could ban amateurs from using chemicals to extract hash oil. The process typically uses highly flammable gasses like butane to ...

Hash oil is seen outside a suburban San Diego home that was the site of a hash oil extraction laboratory explosion. Credit: REUTERS/Lucy Nicholson What does butane have to do with recreational ...

SAN DIEGOSAN DIEGO — San Diego police broke up an unlicensed cannabis delivery service this week, seizing more than $700,000 and raiding a butane hash oil extraction laboratory in the process, police ...

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 ...

OXNARD, Calif. – An Oxnard man was killed and another was seriously injured in an explosion linked to a butane hash oil lab. According to the Oxnard Police Department, 56-year-old William Smith was ...