Is there a particular test that is the most reliable or are they all pretty much the same?
They are pretty much the same. And they are just as reliable as the assays the labs use for the initial screen.
Burnt Toast Reviewed by Burnt Toast on . Please help...Will I pass? I am a 26 year old female, 128 lbs., 5'8". I don't classify myself as a heavy or regular smoker. I do go through periods where I smoke often, and then other times when I rarely do or not at all. From the 30th of November to the 11th of December I took a vacation and smoked almost every day while I was out of town. Some days I took a couple of hits, others several bowls a day. Since the 11th I think I have only smoked once since then, and no more than a bowl. (I believe it was on the 12th). I Rating: 5