CNN CNN Special Report April 12, 2015 02:16:00
Medications and maintaining strict quality control. >> we can test for pesticides, we can test for molds, mildews, we can test for residual solvents. >> testing for contamination. one of the biggest hurdles to creating a safe product. in fact, studies on the contamination of medical marijuana are pretty alarming. one los angeles case founds dangerously high levels of insecticide in samples. it's one of the things that concerns doctors about medical marijuana. safety and reliability. -- saved, as well as uniformity and reliability. >> the major issue that physicians have is in the consistency o...