Why Doesn't A Test To Check For Marijuana Impairment Exist?

The video discusses the challenges of testing for marijuana impairment compared to alcohol, highlighting the lack of standardized roadside tests for THC. It explains the pharmacokinetics of THC, which complicates testing, and introduces performance-based testing tools like the Druid app. The video emphasizes the need for further research to understand the combined effects of THC and alcohol on drivers.

What are some performance-based technologies mentioned that could help evaluate motor skills?

Discuss the potential effects of combining alcohol and THC on driving impairment.