New Device Tests Marijuana Purity at Home

Marijuana strains sold in the 20 states where it’s legal are not well tested, and some are even beset with E. coli, mold and pesticides. As more states legalize marijuana, customer demand for organic, chemical-free weed is bound to take root.

MyDx, a handheld device that tests the purity of weed, hopes to put the conscious toker’s mind at ease — more so than it already is. The small testing kit connects with a smartphone app to immediately tell users if their stash contains specific cannabinoids, smell compounds know as terpenoids or harmful chemicals. Read more...