Examlex
What new feature appears in this mural painting from Çatal Höyük?
Half-life
The time required for the concentration of a substance in the body to decrease by half, often used in the context of drug metabolism.
Substance Use
The ingestion, inhalation, injection, or application of psychoactive substances, which may lead to addiction in some individuals.
Biotransformation
The chemical alteration of substances within the body, such as the metabolizing of medications or toxins by the liver.
Alcohol
A psychoactive substance that is widely consumed in various cultures for its intoxicating effects, but can lead to dependence and health problems when abused.
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