To Further Reduce the Possibility of Biological Contamination, Most Treatment

question 6

Multiple Choice

To further reduce the possibility of biological contamination, most treatment plants treat the effluent with

• A) fluorine.
• B) chlorine.
• C) ozone.
• D) extreme heat.

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Definitions:

Stimulant

A substance that raises levels of physiological or nervous activity in the body.

Depressant

A substance that slows down the activity of the brain and nervous system.

Hallucinogen

A class of psychoactive substances that cause changes in perception, thought, and feeling, leading to visual or auditory hallucinations.

Dyslexia

A learning disorder marked by difficulty reading due to problems identifying speech sounds and decoding.