alcohol toxicity. that's the level where people are needing to show up in the e.r., becoming unconscious, having blackouts, and even going into coma. >> with the marijuana on board, one and one don't equal two anymore. they potentate each other, so then she has the effect of the marijuana as well as the effect of the alcohol. >> alcohol may increase the absorption of the marijuana, so that people who drink first may experience stronger effects, so if she wasn't accustomed to drinking and smoking at the same time, the marijuana affected her so much more than she had anticipated. and marijuana being a hallucinogen your cognitive function can deteriorate pretty rapidly. >> the thc, which is the active ingredient in marijuana, her