The Missouri state department has since concluded the investigation after further tests found the product batch did meet health and safety regulations.
The grand opening of the state’s medical cannabis program comes two years after residents voted to legalize the drug for medical use.
Come 2022, cannabis labs in Colorado will be required to test the actual vapor of cannabis oils and concentrates for heavy metals.
Whether it's an indoor facility or an outdoor greenhouse, different techniques can help combat pathogens while the cannabis is grown and and harvested.
A batch of Encore Edibles reportedly didn't pass all the required heavy metal tests before being sold at eight dispensaries across Ohio.
The order bans Ecotest Labs from operating and receiving any cannabis material until further notice.
During a new study, researchers noticed that certain devices consistently resulted in lung injury cases – even without the presence of nicotine, THC, or vitamin E acetate.
The University of Colorado, Boulder, researchers say machine learning could one day help develop custom cannabis strains.