Technician a Says the Problem with Using Automobile Catalysts in the Exhaust

question 42

Multiple Choice

Technician A says the problem with using automobile catalysts in the exhaust system of diesel engines is the system's excess air and cool temperatures. Technician B says diesel exhaust catalysts need to be designed to withstand the higher exhaust temperatures of a diesel engine and its exhaust's lower oxygen content. Who is correct?

• A)Technician A"
• B)Technician B"
• C)Both A and B
• D)Neither A nor B"

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Definitions:

Brain Stem

The central trunk of the mammalian brain, connecting the brain to the spinal cord and supporting basic life functions.

Limbic System

A complex system of nerves and networks in the brain, involved with instinct and mood control.

Autonomic Nervous System

A part of the peripheral nervous system that controls involuntary bodily functions, including heart rate, digestion, and respiratory rate.

Limbic System

A complex system of nerves and networks in the brain, involved in controlling basic emotions and drives.