Not really: Unless you hang out with users and you "passively" are smoking. They measure delta-9 THC and its metabolite's and that can be detected for about 30 days, not for two years.
Answered 5/22/2016
1.3k views
Probably negative: Marijuana presence is undetectable beyond 30 days.
Answered 5/22/2016
1.3k views
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