Thc Detection Times In Urine 2024 Pdf. Increased cannabis potency has renewed concerns that secondhand exposure to cannabis smoke can produce positive drug tests. The researchers monitored the thc levels in these samples over a period of time to understand how long after the last cannabis use thc could still be detected.

The researchers monitored the thc levels in these samples over a period of time to understand how long after the last cannabis use thc could still be detected. A systematic study was conducted of smoke.