Marisa Sloan Staff Writer Amidst the wave of marijuana legalization in 2016, researchers at the University of Pittsburgh, led by Alexander Star and Ervin Sejdic, began working on a device to detect THC in breath. Star, a chemistry professor, and Sejdic, a professor of electrical and computer engineering, announced in August that their marijuana breathalyzer is almost ready for mass production. THC, or delta-9-tetrahydrocannabinol, is … Continue reading Breathalyzer for Marijuana Close to Being Ready for Production