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Which one of the following indoor air pollutants has adverse health effects because it is radioactive
Leptin
A hormone produced by fat cells that helps to regulate energy balance by inhibiting hunger.
Melatonin
Melatonin is a hormone produced by the pineal gland that regulates sleep-wake cycles.
Psychoactive Drugs
Substances that can alter one's perception, mood, consciousness, cognition, or behavior by affecting brain function.
Euphoria
An intense state of happiness and well-being, sometimes beyond what is normally experienced.
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Q83: Using Figure 1.6 you can tell that