Examlex
Waiting in line for a free ticket involves no opportunity cost.
Psychoactive Drugs
Substances that affect the mind, mood, or other mental processes, often used recreationally or as medication.
Barbiturate Withdrawal
The adverse effects experienced when a person who is dependent on barbiturates reduces or stops their usage, including potential seizures and agitation.
Alcohol
A chemical compound commonly found in beverages such as beer, wine, and spirits, known for its psychoactive and intoxicating effects.
Cannabis Users
Individuals who consume cannabis, whether for medicinal purposes or recreational use.
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