Products made with a highly concentrated form of cannabis, known as dabs, are setting off alarm bells for physicians and a group of research scientists in the Pacific Northwest, who see the wide availability of dabs and other highly concentrated substances as a quiet but growing threat to public health, especially among young adults and teenagers. Lawmakers are considering new regulations, like a THC cap or higher tax on potent products. However, retailers and suppliers point out that these products are already illegal for those under 21. And they warn that bans or increasing taxes on certain products could spur the growth of an illegal market that would be significantly more difficult to monitor and control.  Read the article here.