Authorities shut down an illegal cannabis extraction lab southwest of Santa Rosa this week after finding large amounts of highly flammable and volatile chemicals chemicals stored inside a warehouse, ...

Sean Keller, assistant lab tech, holds a parcel of cannabis flower while Vice President of Lab Operations Gene Ray explains the extraction process. PHOTO MONICA BUSCH Cannabis company Garden Remedies, ...

In-house testing is not required federally; however, states differ in their requirements. Cannabis extraction laboratories need to test extracts for pesticides, heavy metals, residual solvents, ...

A 38-year-old man and a 33-year-old woman will soon face charges after authorities discovered a marijuana extraction lab inside the Sanilac Township residence they share with children Tuesday, Dec. 16 ...