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The "Hotboxing" Scenario: When Risk Increases One real-world scenario deserves special attention for CDL drivers: being in a closed vehicle with passengers who are smoking marijuana sometimes called "hotboxing." In a sealed car or truck cab with windows closed, marijuana smoke concentrations can reach levels comparable to the extreme conditions in laboratory studies
Nationwide, 44.9 percent of the male population smoked an average of 15.3 cigarettes per day, and 4 percent of women smoked 10.8 cigarettes, according to the data
That could be an interesting study
[33] [34] The parody was developed in collaboration with psychology professor Scott Plous, who initially proposed the concept
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