Colorado marijuana regulators issued a recall for marijuana that could be contaminated with mold, but the flagged product was ...

Despite the risks, 18 percent of illegal cannabis users are unaware the products they purchase may contain dangerous contaminants. And 66 percent are unable to recognize mold-contaminated cannabis.

"It's an investment that pays for itself." Read Next: X-Rays, Microwaves And Now What? This Company Freezes Weed At -320°F To Kill Mold And Save A Ton ...