Bad news: a study of various cannabis strains from Connecticut’s University of New Haven found things like manure, E. Coli, salmonella, mildew, and dead insects present on plants the researchers tested. The study, led by Heather Miller Coyle, was funded with a $100,000 federal grant.

Coyle is using her findings to argue for a more tightly regulated market in states where weed is legal for recreational or medical purposes. Mason Tvert of the Marijuana Policy Project doesn’t disagree. “Our mission is to end marijuana prohibition and to replace it with a system that regulates marijuana like alcohol,” he told ABC News. “In some sense, you could say our goal is to ensure that marijuana is being tested.”

Maybe we’ve all been smoking Cheech and Chong’s “Labrador” all along: