Dear Gene: You’re allowed to make concentrates that don’t require butane, like bubble hash, kief, QWISO hash from rubbing alcohol, and other concentrates extracted with water. As I’m sure you know, ...

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 ...

I guess plain old reefer ain't good enough. Police say this guy was trying to turn legal pot into hash oil, which they say is illegal. Not so, advocates tell the Keizer Times. If you purchase a ...

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 ...