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, ...

DENVER (AP) — The opening months of Colorado’s first-in-the-nation recreational marijuana industry have seen a rise in fiery explosions and injuries as pot users try to make the drug’s intoxicating ...

Opponents of marijuana legalization are concerned if Ballot Measure 2 passes, Alaskans would see an increase in butane hash oil, and with that, an increase in explosions in its production, although ...