Justice committee  I think that the oral fluid screening devices are probably an aid to law enforcement because they give an almost immediate indication, usually within three minutes to five minutes. When pulling a blood sample or taking an oral fluid sample to send to a lab, you can wait weeks, if

Justice committee  I would answer that with a no. I think the fact that someone's a cannabis user is not a bar to driving, but when someone smokes cannabis, you usually will see impairment for two to three hours, sometimes stretching out to four or five. I think people who want to use marijuana, wh

Justice committee  I would agree with Dr. Kelsall. Again, six months is a very short time for a public health campaign to change attitudes and behaviours. Most previous ones on smoking, exercise, and other things, have taken a number of years to penetrate to thinking and behaviour. I don't think yo

Justice committee  Thank you. We have in the United States, as I'm sure you're aware, for many years now been altering, on a state level, our legal prohibitions about marijuana. We have quite a few states that have passed measures authorizing what's called medical marijuana use. Some of them cont