Dried cannabis is now legal in Canada, but concentrates likely won’t be legalized for another year. Police worry those trying to make concentrated cannabis oil at home could put themselves and others in danger. (Nam Y. Huh/Associated Press) Alberta law enforcement officials say they worry the legalization of marijuana could lead to potentially explosive consequences for users taking a do-it-yourself approach to making cannabis derivatives at home. Just over a month ago, Canadians were given the right to purchase dried and fresh cannabis and unconcentrated forms of cannabis oil. It is likely to be another year before concentrates will be legalized. "What’s going to happen — and this is just my prediction — is that people are going to do a butane hash extraction at home and they’re going to blow themselves up," said Sgt. Guy Pilon, clandestine lab co-ordinator with the Edmonton Police Service. "We’ve had a number of those in the recent past. People blow themselves up trying to make this weed oil." Pilon said before cannabis was legalized, Edmonton police dealt with six butane hash oil labs. He expects many Canadians might want to experiment and attempt to make their own with the pot that they […]