Which of the Following Is Not an Ingredient in Portland

question 12

Multiple Choice

Which of the following is not an ingredient in Portland cement?

• A) anhydrous calcium oxide
• B) silicon dioxide
• C) hydrated calcium sulfate
• D) aluminum oxide

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Definitions:

Positive Feelings

Emotions that create a sense of well-being, happiness, or satisfaction.

Thalamus

A structure in the brain that acts as a relay station, processing and transmitting sensory and motor signals to and from the cerebral cortex.

Cortex

Outermost covering of the brain consisting of densely packed neurons, responsible for higher thought processes and interpretation of sensory input.

Emotions

Complex psychological states that involve physiological arousal, expressive behaviors, and conscious experience.