hey i have ben called to a pee test to becors i was on my way to go clean.
they can track the thc/cbn in your dna for 9 months after you stop smoking i got told of them, i got busted xD but it was just becors i was trying to get clean for 2 years back and i dont know if they was just trying to scare me or what it was.-

but the point is they told me that it can be tracked in your dna for 9 months