| Colorado Marijuana Company Voluntarily Recalls Dozens of Contaminated Products Amid State Regulatory Delays Samples of diluted cannabis edibles and flowers sit in vials at Kaycha Labs, a cannabis testing facility in Denver that looks for contaminants in marijuana products. Stephen Swofford, The Denver Gazette A Colorado manufacturer of a popular brand of marijuana vapes warned dispensaries last week that it is recalling products due to contamination by methylene chloride, a chemical the Environmental Protection Agency has sought to ban for most uses because it can cause cancer. |