Cannabis brands are legally required to include THC levels on product labels sold in dispensaries; along with test results regarding the presence of heavy metals, toxins and pesticides. But inaccurate ...

For decades, police have used breathalyzers to test for alcohol, but they don’t have a reliable tool to measure marijuana use. That could change soon. Researchers are working to develop a breathalyzer ...

BOULDER, Colo. (KKTV/Gray News) – Researchers at the University of Colorado Boulder are trying to develop a breathalyzer that would track marijuana impairment levels in real-time. Although it has been ...

Many states in the U.S. have legalized cannabis either medically or recreationally, but without legalization at the federal level regulation is left to states, including testing for contaminants and ...

Colorado requires marijuana growers and manufacturers of edibles and concentrates to test for mold, yeast and certain heavy ...